N-(pyridin-2-yl)pyridine-sulfonamide derivatives and their use in the treatment of disease

• US 10,450,273 B2
• Filed: 08/28/2017
• Issued: 10/22/2019
• Est. Priority Date: 08/29/2016
• Status: Active Grant

• Current Assignee: Novartis Ag
• Original Assignee: Novartis Ag
• Inventors: Azimioara, Mihai, Chen, Bei, Epple, Robert, Honda, Ayako, Lam, Philip, Malik, Hasnain Ahmed, Mathison, Casey Jacob Nelson, Nguyen, Truc Ngoc, Nikulin, Victor Ivanovich, Patel, Sejal, Phillips, Dean Paul, Rodriguez, Rodrigo A., Wu, Baogen, Zhu, Xuefeng
• Primary Examiner(s): Kosar, Andrew D
• Assistant Examiner(s): Kenyon, John S
• Application Number:
  US15/688,089
• Publication Number:
  US 20180072673A1
• Time in Patent Office: 785 Days
• CPC Class Codes: A61K 31/444 containing a six-membered ring with nitrogen as a ring heteroatom, e.g. amrinone
• CPC Class Codes: A61K 31/4545 containing a six-membered ring with nitrogen as a ring hetero atom, e.g. pipamperone, anabasine
• CPC Class Codes: A61K 31/46 8-Azabicyclo [3.2.1] octane; Derivatives thereof, e.g. atropine, cocaine
• CPC Class Codes: A61K 31/496 Non-condensed piperazines containing further heterocyclic rings, e.g. rifampin, thiothixene or sparfloxacin
• CPC Class Codes: A61K 31/4985 Pyrazines or piperazines ortho- or peri-condensed with heterocyclic ring systems
• CPC Class Codes: A61K 31/5377 not condensed and containing further heterocyclic rings, e.g. timolol
• CPC Class Codes: A61K 45/06 Mixtures of active ingredients without chemical characterisation, e.g. antiphlogistics and cardiaca
• CPC Class Codes: A61P 11/00 Drugs for disorders of the respiratory system
• CPC Class Codes: A61P 11/06 Antiasthmatics
• CPC Class Codes: A61P 43/00 Drugs for specific purposes, not provided for in groups A61P1/00-A61P41/00
• CPC Class Codes: C07D 213/76 to which a second hetero atom is attached nitro radicals C07D213/61
• CPC Class Codes: C07D 401/12 linked by a chain containing hetero atoms as chain links
• CPC Class Codes: C07D 401/14 containing three or more hetero rings
• CPC Class Codes: C07D 405/14 containing three or more hetero rings
• CPC Class Codes: C07D 487/04 Ortho-condensed systems
• CPC Class Codes: C07D 487/10 Spiro-condensed systems
• CPC Class Codes: C07D 491/107 with only one oxygen atom as ring hetero atom in the oxygen-containing ring
• CPC Class Codes: C07D 493/08 Bridged systems

Abstract

The invention relates to heterocyclic compounds of the formula (I)

in which all of the variables are as defined in the specification; capable of modulating the activity of CFTR. The invention further provides a method for manufacturing compounds of the invention, and its therapeutic uses. The invention further provides methods to their preparation, to their medical use, in particular to their use in the treatment and management of diseases or disorders including Cystic fibrosis and related disorders.

Claims

1. A compound of formula (I), or a pharmaceutically acceptable salt thereof:

2. The compound of claim 1 having the structure of formula (Ia), (Ib) or (Ic)), or a pharmaceutically acceptable salt thereof:

3. The compound of claim 2, or a pharmaceutically acceptable salt thereof wherein:

Y¹ is N and Y² is CR⁶.

4. The compound of claim 2, or a pharmaceutically acceptable salt thereof wherein:

Y¹ is CR⁶ and Y² is N.

5. The compound of claim 1, or a pharmaceutically acceptable salt thereof wherein:

m is 1; and

n is 1.

6. The compound of claim 2 of formula (Ia), or a pharmaceutically acceptable salt thereof, wherein:

R¹ is hydrogen, halogen or CF₃;

R² is hydrogen, halogen, —

OCH₃ or CF₃;

Y¹ is N and Y² is CH; and

ring A is phenyl.

7. The compound of claim 1, or a pharmaceutically acceptable salt thereof wherein

R⁵ is R¹⁰ and

R¹⁰ is a fully or partially saturated 4 to 10-membered heterocycle optionally substituted with 1 to 4 substituents each independently selected from halogen, hydroxy, C_1-4alkyl, C_1-4alkoxy, halo-substituted-C_1-4alkyl, hydroxy-substituted-C_1-4alkyl, halo-substituted-C_1-4alkoxy, oxo, nitrile, C_3-6 cycloalkyl, C_4-6 heterocycle, NHR¹¹, —

C(O)—

R¹³, —

C(O)NHR¹¹, C_1-3alkyl-C(O)NHR¹¹, —

C(O)C_1-3alkyl-NHR¹¹ and —

C(O)O—

R¹², wherein said C_3-6 cycloalkyl and C_4-6 heterocycle are optionally substituted with 1 to 3 substituents each independently selected from hydroxy, halogen, amino, C_1-4alkyl, halo-substituted-C_1-4alkyl and hydroxy-substituted-C_1-4alky.

8. The compound of claim 7, or a pharmaceutically acceptable salt thereof, wherein R¹⁰ is a fully saturated 4 to 10-membered.

9. The compound of claim 7, or a pharmaceutically acceptable salt thereof, wherein R¹⁰ is 4,5,6,7-tetrahydro-3H-imidazo[4,5-c]pyridine, 8-azabicyclo[3.2.1]octan-3-ol, octahydropyrrolo[1,2-a]pyrazine, 6-oxa-1-azaspiro[3.3]heptane, 5,6,7,8-tetrahydroimidazo[1,2-a]pyrazine, 3,8 diazabicyclo[3.2.1]octane, 8-oxa-3-azabicyclo[3.2.1]octane, 2-oxa-6-azaspiro[3.3]heptane, 1H-pyrazole, 2,6-diazaspiro[3.3]heptane, 7-azaspiro[3.5]nonane, 2,6-diazaspiro[3.4]octane, 1,6-diazaspiro[3.3]heptane, 5-oxa-2-azaspiro[3.4]octane, 2,5-diazabicyclo[2.2.1]heptane, 8-azaspiro[4.5]decane, 5-azaspiro[2.5]octane, 4,7-diazaspiro[2.5]octane, 5,6,7,8-tetrahydro-[1,2,4]triazolo[4,3-a]pyrazine or 3-azabicyclo[3.1.0]hexane;

wherein R¹⁰ is optionally substituted by 1 to 3 substituents each independently selected from amino, oxo, halogen, C_1-4alkyl, hydroxy-substituted C_1-4alkyl and halo-substituted C_1-4alkyl.

10. The compound according to claim 2 of formula (Ia), or a pharmaceutically acceptable salt thereof, wherein:

R¹ is F, Cl or CF₃;

R² is hydrogen, —

OCH₃ or CF₃;

Y¹ is N and Y² is CH;

n is 1;

ring A is phenyl;

R⁵ is —

NR⁷R⁸; and

R⁸ is hydrogen.

11. The compound according to claim 2 of formula (Ia), or a pharmaceutically acceptable salt thereof, wherein:

R¹ is F, Cl or CF₃;

R² is hydrogen, —

OCH₃ or CF₃;

Y¹ is N and Y² is CH;

ring A is phenyl; and

R⁵ is —

OR⁹.

12. The compound according to claim 1 of formula (II), or a pharmaceutically acceptable salt thereof:

13. The compound of claim 2 of formula (Ia), or a pharmaceutically acceptable salt thereof, wherein:

R¹ is F, Cl or CF₃;

R² is H;

Y¹ is N and Y² is CH;

n is 1;

ring A is

14. The compound of claim 13, or a pharmaceutically acceptable salt thereof, wherein R³ is CH₃, CD₃, cyclopropyl, Cl, —

OCH₃, —

CF₃ or —

OCF₃ and R⁴ is hydrogen, Cl, —

OCH₃, F, CH₃, nitrile, or —

CF₃.

15. The compound of claim 13, or a pharmaceutically acceptable salt thereof, wherein R³ is Cl, CD₃, or CH₃ and R⁴ is hydrogen, CH₃, Cl or F.

16. The compound of claim 13, or a pharmaceutically acceptable salt thereof, where R¹⁰ is

17. The compound of claim 2 of formula (Ia), or a pharmaceutically acceptable salt thereof:

wherein;

R¹ is F, Cl or CF₃;

R² is H;

Y¹ is N and Y² is CH;

n is 1;

ring A is

18. The compound of claim 2 of formula (Ia), or a pharmaceutically acceptable salt thereof, wherein:

R¹ is F, Cl or CF₃;

R² is H;

Y¹ is N and Y² is CH;

ring A is

19. The compound of claim 13, or a pharmaceutically acceptable salt thereof, wherein:

R¹⁰ is a heterocycle selected from the group consisting of, where *N represents the ring attachment nitrogen;

20. The compound of claim 1, or a pharmaceutically acceptable salt thereof, where R³ is CH₃, or Cl, and R⁴ is hydrogen or F.

21. A The compound of claim 1, or a pharmaceutically acceptable salt thereof, selected from the group consisting of:

6-amino-N-(6-(5-fluoro-2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-Amino-N-(5-chloro-6-(o-tolyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-amino-N-(6-(2,6-dimethylphenyl)-5-(trifluoromethyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-amino-N-(5-bromo-6-(2,6-dimethylphenyl)pyridin-2-yl)pyridine-2-sulfonamide;

2-amino-N-(5-chloro-6-(2,6-dimethylphenyl)pyridin-2-yl)pyridine-4-sulfonamide;

6-amino-N-(6-(2,6-dimethylphenyl)-4-(trifluoromethyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-amino-N-(5-chloro-6-(5-fluoro-2-methylphenyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-amino-N-(6-(3-fluoro-2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-amino-N-(5-chloro-6-(2,6-dimethylphenyl)-4-(trifluoromethyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-amino-N-(6-(2,6-dimethylphenyl)-5-fluoropyridin-2-yl)pyridine-2-sulfonamide;

6-amino-N-(4-chloro-6-(2,6-dimethylphenyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-amino-N-(5-chloro-6-(2,6-dimethylphenyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-amino-N-(5-chloro-6-(3-fluoro-2-methylphenyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-amino-N-(5-chloro-6-(2-chloro-6-methylphenyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-amino-N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-amino-N-(5-chloro-6-(5-chloro-2-cyclopropylphenyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-amino-N-(6-(2-chlorophenyl)-5-(trifluoromethyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-amino-N-(5-(trifluoromethyl)-6-(2-(trifluoromethyl)phenyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-amino-N-(5-chloro-6-(2-cyclopropylphenyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-amino-N-(5-chloro-6-(2-(methyl-d3)phenyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-amino-N-(5-chloro-6-(2-cyclopropyl-5-fluorophenyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-amino-N-(5-chloro-6-(o-tolyl)-4-(trifluoromethyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-amino-N-(5-bromo-6-(o-tolyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-amino-N-(5-chloro-6-(2-chlorophenyl)pyridin-2-yl)pyridine-2-sulfonamide;

2-amino-N-(6-(2,6-dimethylphenyl)-5-(trifluoromethyl)pyridin-2-yl)pyridine-4-sulfonamide;

2-amino-N-(5-chloro-6-(2-(methyl-d3)phenyl)pyridin-2-yl)pyridine-4-sulfonamide;

6-amino-N-(5-chloro-6-(2-cyclopropyl-4-fluorophenyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-amino-N-(6-(2-cyclopropyl-4-fluorophenyl)-5-(trifluoromethyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-amino-N-(5-chloro-6-(2-ethylphenyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-amino-N-(5-chloro-6-(4-fluoro-2,6-dimethylphenyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-amino-N-(5-chloro-6-(2-fluoro-6-methylphenyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-amino-N-(5-chloro-6-mesitylpyridin-2-yl)pyridine-2-sulfonamide;

6-amino-N-(5-chloro-6-(o-tolyl)pyridin-2-yl)-3-fluoropyridine-2-sulfonamide;

6-amino-N-(5-chloro-6-(2-methyl-3-(trifluoromethyl)phenyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-amino-N-(5-fluoro-6-(2-isopropylphenyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-amino-5-methyl-N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-amino-N-(5-chloro-6-(4-fluoro-2-methylphenyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-amino-N-(5-chloro-6-(6-chloro-2-fluoro-3-methylphenyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-amino-N-(5-chloro-6-(2-chloro-6-fluorophenyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-amino-N-(5-chloro-6-(o-tolyl)pyridin-2-yl)pyridine-3-sulfonamide;

6-amino-N-(6-(2-chloro-4-fluorophenyl)-5-(trifluoromethyl)pyridin-2-yl)pyridine-2-sulfonamide;

2-amino-N-(6-(5-fluoro-2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl)pyridine-4-sulfonamide;

6-amino-N-(5-chloro-6-(2-chloro-5-(trifluoromethyl)phenyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-amino-N-(5-chloro-6-(5-fluoro-2-methylphenyl)pyridin-2-yl)pyridine-3-sulfonamide;

6-amino-N-(5-chloro-6-(2-isopropylphenyl)pyridin-2-yl)pyridine-3-sulfonamide;

2-amino-N-(5-chloro-6-(5-fluoro-2-methylphenyl)pyridin-2-yl)pyridine-4-sulfonamide;

6-amino-N-(5-chloro-6-(2,6-dimethylphenyl)pyridin-2-yl)pyridine-3-sulfonamide;

6-amino-N-(5-chloro-6-(2-(1,1-difluoroethyl)phenyl)pyridin-2-yl)pyridine-2-sulfonamide;

2-amino-N-(5-chloro-6-(2-methyl-5-(trifluoromethyl)phenyl)pyridin-2-yl)pyridine-4-sulfonamide;

6-amino-N-(5-chloro-6-(2-isopropylphenyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-amino-N-(5-chloro-6-(2-methyl-5-(trifluoromethyl)phenyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-amino-N-(5-chloro-6-(2-chloro-6-(trifluoromethyl)phenyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-amino-N-(5-chloro-6-(2-methyl-6-(trifluoromethyl)phenyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-amino-N-(5-chloro-6-(2-cyclopropylphenyl)pyridin-2-yl)pyridine-3-sulfonamide;

6-amino-N-(5-chloro-6-(2-(trifluoromethyl)phenyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-amino-N-(5-chloro-6-(2-chloro-4-fluorophenyl)pyridin-2-yl)pyridine-2-sulfonamide;

2-amino-N-(5-chloro-6-(o-tolyl)pyridin-2-yl)pyridine-4-sulfonamide;

6-amino-N-(5-chloro-6-(2-chloro-6-fluoro-3-methylphenyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-amino-N-(5-chloro-6-(2-(trifluoromethoxy)phenyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-amino-N-(5-chloro-6-(2-fluoro-6-methylphenyl)pyridin-2-yl)pyridine-3-sulfonamide;

2-amino-N-(5-chloro-6-(2-(trifluoromethyl)phenyl)pyridin-2-yl)pyridine-4-sulfonamide;

6-amino-N-(5-chloro-6-(5-fluoro-2-methoxyphenyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-amino-N-(6-(2,6-dimethylphenyl)-4-methylpyridin-2-yl)pyridine-2-sulfonamide;

2-amino-N-(6-(5-cyano-2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl)pyridine-4-sulfonamide;

6-amino-N-(5-chloro-6-(2-(difluoromethyl)phenyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-amino-N-(5-cyclopropyl-6-(o-tolyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-amino-N-(5-chloro-6-(3-cyano-2-methylphenyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-amino-N-(6-(2,6-dimethylphenyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-amino-N-(5-chloro-6-(2-fluorophenyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-amino-N-(5-fluoro-6-(o-tolyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-amino-N-(5-chloro-6-(4-fluoro-2-methylphenyl)pyridin-2-yl)pyridine-3-sulfonamide;

6-amino-N-(6-(2,6-dimethylphenyl)-5-methoxypyridin-2-yl)pyridine-2-sulfonamide;

6-amino-N-(5-chloro-6-(3-(trifluoromethyl)phenyl)pyridin-2-yl)pyridine-2-sulfonamide;

2-amino-N-(5-chloro-6-(2,6-dimethylphenyl)pyridin-2-yl)pyridine-3-sulfonamide;

6-amino-N-(5-methyl-6-(o-tolyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-amino-N-(5-chloro-6-(2-methoxyphenyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-amino-N-(6-(2-chlorophenyl)-5-methylpyridin-2-yl)pyridine-2-sulfonamide;

6-amino-N-(5-chloro-6-(2,3,6-trifluorophenyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-amino-N-(5-(trifluoromethyl)-6-(3-(trifluoromethyl)phenyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-amino-N-(5-chloro-6-(2,6-difluorophenyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-amino-5-bromo-N-(5-chloro-6-(2,6-dimethylphenyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-amino-N-(6-(2-methyl-5-(trifluoromethoxy)phenyl)-5-(trifluoromethyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-amino-N-(6-(5-cyano-2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-amino-N-(5-chloro-6-(5-cyano-2-methylphenyl)pyridin-2-yl)pyridine-2-sulfonamide;

2-amino-N-(5-chloro-6-(5-cyano-2-methylphenyl)pyridin-2-yl)pyridine-4-sulfonamide;

6-amino-N-(5-chloro-6-(2,4,6-trifluorophenyl)pyridin-2-yl)pyridine-2-sulfonamide;

2-amino-N-(5-chloro-6-(3-cyano-2-methylphenyl)pyridin-2-yl)pyridine-4-sulfonamide;

2-amino-N-(5-chloro-6-(o-tolyl)pyridin-2-yl)pyridine-3-sulfonamide;

6-amino-N-(5-chloro-6-(2-methyl-5-(trifluoromethoxy)phenyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-amino-N-(5-chloro-6-(2-cyanophenyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-amino-N-(5-chloro-6-(4-cyano-2-methylphenyl)pyridin-2-yl)pyridine-2-sulfonamide;

2-amino-N-(5-chloro-6-(4-cyano-2-methylphenyl)pyridin-2-yl)pyridine-4-sulfonamide;

6-amino-N-(6-(2,6-dimethylphenyl)-3-fluoropyridin-2-yl)pyridine-2-sulfonamide;

6-amino-N-(5-chloro-6-(4-(trifluoromethyl)phenyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-amino-N-(5-chloro-6-(2,6-dimethylphenyl)-3-fluoropyridin-2-yl)pyridine-2-sulfonamide;

6-amino-N-(3-chloro-6-(2,6-dimethylphenyl)pyridin-2-yl)pyridine-2-sulfonamide;

(R)-6-(3-aminopiperidin-1-yl)-N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)pyridine-2-sulfonamide;

(S)-6-(3-aminopiperidin-1-yl)-N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)pyridine-2-sulfonamide;

(R)-6-(piperidin-3-ylamino)-N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)pyridine-2-sulfonamide;

(S)-6-(piperidin-3-ylamino)-N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-(((3R,4S)-4-methoxypiperidin-3-yl)amino)-N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-(6-amino-3-azabicyclo[3.1.0]hexan-3-yl)-N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-(4-aminopiperidin-1-yl)-N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-(4-(methylamino)piperidin-1-yl)-N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-(4-amino-4-methylpiperidin-1-yl)-N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-((3S,4R)-4-amino-3-fluoropiperidin-1-yl)-N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-(piperidin-4-ylamino)-N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-(((3S,4R)-3-hydroxypiperidin-4-yl)amino)-N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-(((3R,4R)-3-hydroxypiperidin-4-yl)amino)-N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-(((3S,4R)-3-methoxypiperidin-4-yl)amino)-N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-(((3R,4R)-3-methoxypiperidin-4-yl)amino)-N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-(((3S,4R)-3-fluoropiperidin-4-yl)amino)-N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-((3'"'"'S,4'"'"'S)-4′

-hydroxy-[1 3′

-bipyrrolidin]-1′

-yl)-N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)pyridine-2-sulfonamide;

(R)-6-(3-aminopyrrolidin-1-yl)-N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)pyridine-2-sulfonamide;

(S)-6-(3-aminopyrrolidin-1-yl)-N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)pyridine-2-sulfonamide;

(R)-6-(3-(methylamino)pyrrolidin-1-yl)-N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)pyridine-2-sulfonamide;

(S)-6-(3-(methylamino)pyrrolidin-1-yl)-N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)pyridine-2-sulfonamide;

(R)-6-(pyrrolidin-3-ylamino)-N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)pyridine-2-sulfonamide;

(S)-6-(pyrrolidin-3-ylamino)-N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)pyridine-2-sulfonamide;

N-(5-chloro-6-(2-(trifluoromethyl)phenyl)pyridin-2-yl)-6-(((3S,4R)-4-hydroxytetrahydrofuran-3-yl)amino)pyridine-2-sulfonamide;

N-(5-chloro-6-(2-(trifluoromethyl)phenyl)pyridin-2-yl)-6-(((3R,4S)-4-hydroxytetrahydrofuran-3-yl)amino)pyridine-2-sulfonamide;

N-(5-chloro-6-(5-fluoro-2-methylphenyl)pyridin-2-yl)-6-(((3R,4S)-4-hydroxytetrahydrofuran-3-yl)amino)pyridine-2-sulfonamide;

N-(5-chloro-6-(5-fluoro-2-methylphenyl)pyridin-2-yl)-6-(((1 S,2R,3R,4R)-3-(hydroxymethyl)-7-oxabicyclo[2.2.1]heptan-2-yl)amino)pyridine-2-sulfonamide;

(1s,4s)-4-((6-(N-(5-chloro-6-(2,6-dimethylphenyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)oxy)cyclohexane-1-carboxylic acid;

(1r,4r)-4-((6-(N-(5-chloro-6-(2,6-dimethylphenyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)oxy)cyclohexane-1-carboxylic acid;

N-(5-chloro-6-(2,6-dimethylphenyl)pyridin-2-yl)-6-(3-oxopiperazin-1-yl)pyridine-2-sulfonamide;

tert-butyl 4-(6-(N-(6-(2,6-dimethylphenyl)-4-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)piperazine-1-carboxylate;

N-(6-(2,6-dimethylphenyl)-4-(trifluoromethyl)pyridin-2-yl)-6-(piperazin-1-yl)pyridine-2-sulfonamide;

N-(5-chloro-6-(5-fluoro-2-methylphenyl)pyridin-2-yl)-6-((7S,8aR)-7-fluorohexahydropyrrolo[1,2-a]pyrazin-2(1H)-yl)pyridine-2-sulfonamide;

N-(5-chloro-6-(5-fluoro-2-methylphenyl)pyridin-2-yl)-6-((1 S,7S)-7-fluoro-1-methylhexahydropyrrolo[1,2-a]pyrazin-2(1H)-yl)pyridine-2-sulfonamide;

(S)-6-(7,7-difluorohexahydropyrrolo[1,2-a]pyrazin-2(1H)-yl)-N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-((7S,8aS)-7-fluorohexahydropyrrolo[1,2-a]pyrazin-2(1H)-yl)-N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-((7S,8aR)-7-fluorohexahydropyrrolo[1,2-a]pyrazin-2(1H)-yl)-N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)pyridine-2-sulfonamide;

N-(6-(2,6-dimethylphenyl)-4-methoxypyridin-2-yl)-6-(piperazin-1-yl)pyridine-2-sulfonamide;

6-(4-(tert-butyl)piperazin-1-yl)-N-(5-chloro-6-(3-fluoro-2-methylphenyl)pyridin-2-yl)pyridine-2-sulfonamide;

N-(5-chloro-6-(3-fluoro-2-methylphenyl)pyridin-2-yl)-6-(4-cyclopropylpiperazin-1-yl)pyridine-2-sulfonamide;

6-(4-(tert-butyl)piperazin-1-yl)-N-(6-(3-fluoro-2-m ethylphenyl)-5-(trifluoromethyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-(4-(tert-butyl)piperazin-1-yl)-N-(6-(5-fluoro-2-m ethylphenyl)-5-(trifluoromethyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-(4-cyclopropylpiperazin-1-yl)-N-(6-(3-fluoro-2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-(4-cyclopropylpiperazin-1-yl)-N-(6-(5-fluoro-2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl)pyridine-2-sulfonamide;

N-(5-chloro-6-(3-fluoro-2-methylphenyl)pyridin-2-yl)-6-(5,6-dihydro-[1,2,4]triazolo[4,3-a]pyrazin-7(8H)-yl)pyridine-2-sulfonamide;

tert-butyl 4-(6-(N-(6-(2-cyclopropylphenyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)piperazine-1-carboxylate;

N-(6-(2-cyclopropylphenyl)-5-(trifluoromethyl)pyridin-2-yl)-6-(piperazin-1-yl)pyridine-2-sulfonamide;

6-(4-(tert-butyl)piperazin-1-yl)-N-(6-(5-fluoro-2-methoxyphenyl)-5-(trifluoromethyl)pyridin-2-yl)pyridine-2-sulfonamide;

N-(6-(2-chlorophenyl)-5-(trifluoromethyl)pyridin-2-yl)-6-(piperazin-1-yl)pyridine-2-sulfonamide;

N-(6-(3-fluoro-2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl)-6-(piperazin-1-yl)pyridine-2-sulfonamide;

N-(6-(5-fluoro-2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl)-6-(piperazin-1-yl)pyridine-2-sulfonamide;

N-(6-(2-chloro-4-fluorophenyl)-5-(trifluoromethyl)pyridin-2-yl)-6-(piperazin-1-yl)pyridine-2-sulfonamide;

N-(6-(2-chloro-5-methoxyphenyl)-5-(trifluoromethyl)pyridin-2-yl)-6-(piperazin-1-yl)pyridine-2-sulfonamide;

N-(6-(2-chloro-3-fluorophenyl)-5-(trifluoromethyl)pyridin-2-yl)-6-(piperazin-1-yl)pyridine-2-sulfonamide;

N-(5-chloro-6-(2-chlorophenyl)pyridin-2-yl)-6-(piperazin-1-yl)pyridine-2-sulfonamide;

N-(5-chloro-6-(2-chloro-4-fluorophenyl)pyridin-2-yl)-6-(piperazin-1-yl)pyridine-2-sulfonamide;

N-(5-chloro-6-(2-chloro-5-methoxyphenyl)pyridin-2-yl)-6-(piperazin-1-yl)pyridine-2-sulfonamide;

N-(5-chloro-6-(2-chloro-3-fluorophenyl)pyridin-2-yl)-6-(piperazin-1-yl)pyridine-2-sulfonamide;

6-(piperazin-1-yl)-N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)pyridine-2-sulfonamide;

tert-butyl 4-(6-(N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)piperazine-1-carboxylate;

tert-butyl 4-(6-(N-(5-chloro-6-(2,6-dimethylphenyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)piperazine-1-carboxylate;

N-(5-chloro-6-(2,6-dimethylphenyl)pyridin-2-yl)-6-(piperazin-1-yl)pyridine-2-sulfonamide;

tert-butyl (R)-2-(hydroxymethyl)-4-(6-(N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)piperazine-1-carboxylate;

(R)-6-(3-(hydroxymethyl)piperazin-1-yl)-N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)pyridine-2-sulfonamide;

tert-butyl (R)-2-methyl-4-(6-(N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)piperazine-1-carboxylate;

(R)-6-(3-methylpiperazin-1-yl)-N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)pyridine-2-sulfonamide;

tert-butyl 4-(6-(N-(5-chloro-6-(2-methyl-5-(trifluoromethyl)phenyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)piperazine-1-carboxylate;

N-(5-chloro-6-(2-methyl-5-(trifluoromethyl)phenyl)pyridin-2-yl)-6-(piperazin-1-yl)pyridine-2-sulfonamide;

(S)-6-(2-methylpiperazin-1-yl)-N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)pyridine-2-sulfonamide;

(R)-6-(2-methylpiperazin-1-yl)-N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)pyridine-2-sulfonamide;

(R)—

N-(6-(2,6-dimethylphenyl)-5-(trifluoromethyl)pyridin-2-yl)-6-(3-(hydroxymethyl)piperazin-1-yl)pyridine-2-sulfonamide;

(S)—

N-(6-(2,6-dimethylphenyl)-5-(trifluoromethyl)pyridin-2-yl)-6-(3-(hydroxymethyl)piperazin-1-yl)pyridine-2-sulfonamide;

(R)—

N-(6-(5-fluoro-2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl)-6-(3-(hydroxymethyl)piperazin-1-yl)pyridine-2-sulfonamide;

(S)—

N-(6-(5-fluoro-2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl)-6-(3-(hydroxymethyl)piperazin-1-yl)pyridine-2-sulfonamide;

(R)—

N-(6-(5-fluoro-2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl)-6-(3-methylpiperazin-1-yl)pyridine-2-sulfonamide;

(S)—

N-(6-(5-fluoro-2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl)-6-(3-methylpiperazin-1-yl)pyridine-2-sulfonamide;

6-((3S,5R)-3,5-dimethylpiperazin-1-yl)-N-(6-(5-fluoro-2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl)pyridine-2-sulfonamide;

N-(6-(5-fluoro-2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl)-6-(4-methylpiperazin-1-yl)pyridine-2-sulfonamide;

6-(4-acetylpiperazin-1-yl)-N-(6-(5-fluoro-2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-(3,8-diazabicyclo[3.2.1]octan-3-yl)-N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-(4-(2-hydroxyethyl)piperazin-1-yl)-N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)pyridine-2-sulfonamide;

2-(4-(6-(N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)piperazin-1-yl)acetamide;

4-(6-(N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)piperazine-1-carboxamide;

6-(4-(2,2-difluoroethyl)piperazin-1-yl)-N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)pyridine-2-sulfonamide;

N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)-6-(4-(2,2,2-trifuoroethyl)piperazin-1-yl)pyridine-2-sulfonamide;

6-(4-(oxetan-3-yl)piperazin-1-yl)-N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)pyridine-2-sulfonamide;

tert-butyl 4-(6-(N-(5-chloro-6-(2,6-dimethylphenyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-3-oxopiperazine-1-carboxylate

6-(4-methylpiperazin-1-yl)-N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-(3-oxopiperazin-1-yl)-N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-(4-glycylpiperazin-1-yl)-N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)pyridine-2-sulfonamide;

N-(5-chloro-6-(2,6-dimethylphenyl)pyridin-2-yl)-6-(2-oxopiperazin-1-yl)pyridine-2-sulfonamide;

N-(5-chloro-6-(5-fluoro-2-methylphenyl)pyridin-2-yl)-6-(piperazin-1-yl)pyridine-2-sulfonamide;

N-[5-chloro-6-(3-fluoro-2-methylphenyl)pyridin-2-yl]-6-(piperazin-1-yl)pyridine-2-sulfonamide;

N-(5-chloro-6-(o-tolyl)pyridin-2-yl)-6-(piperazin-1-yl)pyridine-2-sulfonamide;

6-(4-methyl-3-oxopiperazin-1-yl)-N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)pyridine-2-sulfonamide;

N-(5-chloro-6-(2,6-dimethylphenyl)pyridin-2-yl)-6-(4-methyl-2-oxopiperazin-1-yl)pyridine-2-sulfonamide;

N-(5-chloro-6-(2,6-dimethylphenyl)pyridin-2-yl)-6-(5,6-dihydroimidazo[1,2-a]pyrazin-7(8H)-yl)pyridine-2-sulfonamide;

N-(5-chloro-6-(2,6-dimethylphenyl)pyridin-2-yl)-6-(2-(trifluoromethyl)-5,6-dihydroimidazo[1,2-a]pyrazin-7(8H)-yl)pyridine-2-sulfonamide;

6-((1S,4S)-2,5-diazabicyclo[2.2.2]octan-2-yl)-N-(6-(5-fluoro-2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-(2,5-diazabicyclo[2.2.2]octan-2-yl)-N-(6-(5-fluoro-2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-((5S)-1,4-diazabicyclo[3.2.1]octan-4-yl)-N-(6-(5-fluoro-2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-((1S,4S)-2,5-diazabicyclo[2.2.1]heptan-2-yl)-N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-(3-hydroxy-3-(trifluoromethyl)azetidin-1-yl)-N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)pyridine-2-sulfonamide;

N-(6-(2,6-dimethylphenyl)-4-(trifluoromethyl)pyridin-2-yl)-6-(3-hydroxyazetidin-1-yl)pyridine-2-sulfonamide;

N-(6-(2,6-dimethylphenyl)-4-methoxypyridin-2-yl)-6-(3-hydroxy-3-methylazetidin-1-yl)pyridine-2-sulfonamide;

N-(5-bromo-6-(o-tolyl)pyridin-2-yl)-6-(3-hydroxy-3-methylazetidin-1-yl)pyridine-2-sulfonamide;

N-(6-(2-cyclopropylphenyl)-5-(trifluoromethyl)pyridin-2-yl)-6-(3-hydroxyazetidin-1-yl)pyridine-2-sulfonamide;

N-(6-(5-fluoro-2-methoxyphenyl)-5-(trifluoromethyl)pyridin-2-yl)-6-(3-hydroxyazetidin-1-yl)pyridine-2-sulfonamide;

N-(5-chloro-6-(2,6-dimethylphenyl)pyridin-2-yl)-6-(3-hydroxy-3-methylazetidin-1-yl)pyridine-2-sulfonamide;

N-(5-chloro-6-(2,6-dimethylphenyl)pyridin-2-yl)-6-(3-cyclopropyl-3-hydroxyazetidin-1-yl)pyridine-2-sulfonamide;

N-(5-chloro-6-(2-methyl-5-(trifluoromethyl)phenyl)pyridin-2-yl)-6-(3-hydroxy-3-methylazetidin-1-yl)pyridine-2-sulfonamide;

N-(5-chloro-6-(2-chloro-4-fluorophenyl)pyridin-2-yl)-6-(3-hydroxy-3-methylazetidin-1-yl)pyridine-2-sulfonamide;

N-(5-chloro-6-(2-chloro-4-fluorophenyl)pyridin-2-yl)-6-(3-hydroxyazetidin-1-yl)pyridine-2-sulfonamide;

N-(6-(3-fluoro-2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl)-6-(3-hydroxy-3-methylazetidin-1-yl)pyridine-2-sulfonamide;

N-(6-(3-fluoro-2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl)-6-(3-hydroxyazetidin-1-yl)pyridine-2-sulfonamide;

N-(6-(4-fluoro-2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl)-6-(3-hydroxy-3-methylazetidin-1-yl)pyridine-2-sulfonamide;

N-(6-(4-fluoro-2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl)-6-(3-hydroxyazetidin-1-yl)pyridine-2-sulfonamide;

N-(6-(5-fluoro-2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl)-6-(3-hydroxy-3-methylazetidin-1-yl)pyridine-2-sulfonamide;

N-(6-(5-fluoro-2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl)-6-(3-hydroxyazetidin-1-yl)pyridine-2-sulfonamide;

N-(6-(2-chlorophenyl)-5-(trifluoromethyl)pyridin-2-yl)-6-(3-hydroxy-3-methylazetidin-1-yl)pyridine-2-sulfonamide;

N-(6-(2-chlorophenyl)-5-(trifluoromethyl)pyridin-2-yl)-6-(3-hydroxyazetidin-1-yl)pyridine-2-sulfonamide;

N-(5-chloro-6-(2-methyl-5-(trifluoromethyl)phenyl)pyridin-2-yl)-6-(3-hydroxyazetidin-1-yl)pyridine-2-sulfonamide;

6-(3-hydroxyazetidin-1-yl)-N-(5-(trifluoromethyl)-6-(2-(trifluoromethyl)phenyl)pyridin-2-yl)pyridine-2-sulfonamide;

N-(6-(2-chloro-4-fluorophenyl)-5-(trifluoromethyl)pyridin-2-yl)-6-(3-hydroxyazetidin-1-yl)pyridine-2-sulfonamide;

N-(6-(2-chloro-5-methoxyphenyl)-5-(trifluoromethyl)pyridin-2-yl)-6-(3-hydroxyazetidin-1-yl)pyridine-2-sulfonamide;

N-(5-chloro-6-(2-chlorophenyl)pyridin-2-yl)-6-(3-hydroxyazetidin-1-yl)pyridine-2-sulfonamide;

N-(5-chloro-6-(2-chloro-5-methoxyphenyl)pyridin-2-yl)-6-(3-hydroxyazetidin-1-yl)pyridine-2-sulfonamide;

N-(5-chloro-6-(2-chloro-3-fluorophenyl)pyridin-2-yl)-6-(3-hydroxyazetidin-1-yl)pyridine-2-sulfonamide;

N-(6-(2-chloro-3-fluorophenyl)-5-(trifluoromethyl)pyridin-2-yl)-6-(3-hydroxyazetidin-1-yl)pyridine-2-sulfonamide;

N-(5-chloro-6-(2,6-dimethylphenyl)pyridin-2-yl)-6-(3-hydroxyazetidin-1-yl)pyridine-2-sulfonamide;

N-(5-chloro-6-(3-fluoro-2-methylphenyl)pyridin-2-yl)-6-(3-hydroxyazetidin-1-yl)pyridine-2-sulfonamide;

6-(3-hydroxyazetidin-1-yl)-N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)pyridine-2-sulfonamide;

N-(5-chloro-6-(5-fluoro-2-methylphenyl)pyridin-2-yl)-6-(3-hydroxyazetidin-1-yl)pyridine-2-sulfonamide;

N-(5-chloro-6-(5-fluoro-2-methylphenyl)pyridin-2-yl)-6-(3-hydroxy-3-(hydroxymethyl)azetidin-1-yl)pyridine-2-sulfonamide;

methyl 1-(6-(N-(6-(2-cyclopropylphenyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-4-methylpiperidine-4-carboxylate;

1-(6-(N-(6-(2-cyclopropylphenyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-4-methylpiperidine-4-carboxylic acid;

1-(6-(N-(6-(2-chlorophenyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-4-methylpiperidine-4-carboxylic acid;

1-(6-(N-(5-chloro-6-(2-chlorophenyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-4-methylpiperidine-4-carboxylic acid;

1-(6-(N-(6-(2-chloro-4-fluorophenyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-4-methylpiperidine-4-carboxylic acid;

1-(6-(N-(6-(2-chloro-5-methoxyphenyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-4-methylpiperidine-4-carboxylic acid;

1-(6-(N-(6-(2-chloro-3-fluorophenyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-4-methylpiperidine-4-carboxylic acid;

1-(6-(N-(5-chloro-6-(2-chloro-4-fluorophenyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-4-methylpiperidine-4-carboxylic acid;

1-(6-(N-(5-chloro-6-(2-chloro-5-methoxyphenyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-4-methylpiperidine-4-carboxylic acid;

1-(6-(N-(5-chloro-6-(2-chloro-3-fluorophenyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-4-methylpiperidine-4-carboxylic acid;

methyl 1-(6-(N-(5-chloro-6-(2,6-dimethylphenyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)piperidine-4-carboxylate;

1-(6-(N-(5-chloro-6-(2,6-dimethylphenyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)piperidine-4-carboxylic acid;

1-(6-(N-(5-chloro-6-(2,6-dimethylphenyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-4-ethylpiperidine-4-carboxylic acid;

ethyl 1-(6-(N-(5-chloro-6-(2,6-dimethylphenyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-4-methylpiperidine-4-carboxylate;

1-(6-(N-(5-chloro-6-(2,6-dimethylphenyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-4-methylpiperidine-4-carboxylic acid;

ethyl 1-(6-(N-(6-(5-fluoro-2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-4-methylpiperidine-4-carboxylate;

ethyl 1-(6-(N-(5-chloro-6-(3-fluoro-2-methylphenyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-4-methylpiperidine-4-carboxylate;

1-(6-(N-(5-chloro-6-(3-fluoro-2-methylphenyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-4-methylpiperidine-4-carboxylic acid;

ethyl 1-(6-(N-(5-chloro-6-(o-tolyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-4-methylpiperidine-4-carboxylate;

1-(6-(N-(5-chloro-6-(o-tolyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-4-methylpiperidine-4-carboxylic acid;

ethyl 1-(6-(N-(5-chloro-6-(5-fluoro-2-methylphenyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-4-methylpiperidine-4-carboxylate;

1-(6-{[5-chloro-6-(5-fluoro-2-methylphenyl)pyridin-2-yl]sulfamoyl}pyridin-2-yl)-4-methylpiperidine-4-carboxylic acid;

ethyl 1-(6-{[6-(3-fluoro-2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl]sulfamoyl}pyridin-2-yl)-4-methylpiperidine-4-carboxylate;

ethyl 4-methyl-1-(6-{[6-(2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl]sulfamoyl}pyridin-2-yl)piperidine-4-carboxylate;

methyl 1-(6-{[5-chloro-6-(2,6-dimethylphenyl)pyridin-2-yl]sulfamoyl}pyridin-2-yl)-4-hydroxypiperidine-4-carboxylate;

1-(6-{[5-chloro-6-(2,6-dimethylphenyl)pyridin-2-yl]sulfamoyl}pyridin-2-yl)-4-hydroxypiperidine-4-carboxylic acid;

1-(6-{[6-(5-fluoro-2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl]sulfamoyl}pyridin-2-yl)-4-methylpiperidine-4-carboxylic acid;

1-(6-(N-(6-(3-fluoro-2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-4-methylpiperidine-4-carboxylic acid;

4-methyl-1-(6-(N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)piperidine-4-carboxylic acid;

1-(6-{[6-(3-fluoro-2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl]sulfamoyl}pyridin-2-yl)-4-methylpiperidine-4-carboxylic acid;

4-methyl-1-(6-{[6-(2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl]sulfamoyl}pyridin-2-yl)piperidine-4-carboxylic acid;

1-(6-{[6-(2,6-dimethylphenyl)-5-(trifluoromethyl)pyridin-2-yl]sulfamoyl}pyridin-2-yl)-4-methylpiperidine-4-carboxylic acid;

ethyl 1-(6-{[6-(2,6-dimethylphenyl)-5-(trifluoromethyl)pyridin-2-yl]sulfamoyl}pyridin-2-yl)-4-methylpiperidine-4-carboxylate;

methyl 4-{[(tert-butoxy)carbonyl]amino}-1-(6-{[5-chloro-6-(2,6-dimethylphenyl)pyridin-2-yl]sulfamoyl}pyridin-2-yl)piperidine-4-carboxylate;

4-{[(tert-butoxy)carbonyl]amino}-1-(6-{[5-chloro-6-(2,6-dimethylphenyl)pyridin-2-yl]sulfamoyl}pyridin-2-yl)piperidine-4-carboxylic acid;

4-amino-1-(6-{[5-chloro-6-(2,6-dimethylphenyl)pyridin-2-yl]sulfamoyl}pyridin-2-yl)piperidine-4-carboxylic acid;

methyl 4-amino-1-(6-{[5-chloro-6-(2,6-dimethylphenyl)pyridin-2-yl]sulfamoyl}pyridin-2-yl)piperidine-4-carboxylate;

N-[5-chloro-6-(2,6-dimethylphenyl)pyridin-2-yl]-6-[(oxan-4-yl)amino]pyridine-2-sulfonamide;

rac-N-[5-chloro-6-(5-fluoro-2-methylphenyl)pyridin-2-yl]-6-{[(3R,4R)-3-hydroxyoxan-4-yl]amino}pyridine-2-sulfonamide;

N-[5-chloro-6-(5-fluoro-2-methylphenyl)pyridin-2-yl]-6-{[(3S,4R)-3-hydroxyoxan-4-yl]amino}pyridine-2-sulfonamide;

rac-6-{[(3R,4R)-3-hydroxyoxan-4-yl]amino}-N-[6-(2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl]pyridine-2-sulfonamide;

6-{[(3S,4R)-3-hydroxyoxan-4-yl]amino}-N-[6-(2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl]pyridine-2-sulfonamide;

6-{[(3R,4R)-3-hydroxyoxan-4-yl]amino}-N-[6-(2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl]pyridine-2-sulfonamide;

6-{[(3S,4S)-3-hydroxyoxan-4-yl]amino}-N-[6-(2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl]pyridine-2-sulfonamide;

N-[5-chloro-6-(5-fluoro-2-methylphenyl)pyridin-2-yl]-6-{[(3R,4R)-4-hydroxyoxan-3-yl]amino}pyridine-2-sulfonamide;

6-{[(3R,4R)-4-hydroxyoxan-3-yl]amino}-N-[6-(2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl]pyridine-2-sulfonamide;

rac-6-{[(3R,4S)-4-hydroxyoxan-3-yl]amino}-N-[6-(2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl]pyridine-2-sulfonamide;

6-{[(3R,4S)-4-hydroxyoxan-3-yl]amino}-N-[6-(2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl]pyridine-2-sulfonamide;

6-{[(3S,4R)-4-hydroxyoxan-3-yl]amino}-N-[6-(2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl]pyridine-2-sulfonamide;

N-[6-(2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl]-6-{[(1s,3s)-3-hydroxycyclobutyl]amino}pyridine-2-sulfonamide;

N-[6-(2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl]-6-{[(1r,3r)-3-hydroxycyclobutyl]amino}pyridine-2-sulfonamide;

N-[5-chloro-6-(2,6-dimethylphenyl)pyridin-2-yl]-6-{[(1r,3s)-3-hydroxy-3-methylcyclobutyl]amino}pyridine-2-sulfonamide;

N-[5-chloro-6-(2,6-dimethylphenyl)pyridin-2-yl]-6-{[(1s,3s)-3-hydroxycyclobutyl]amino}pyridine-2-sulfonamide;

N-[5-chloro-6-(2,6-dimethylphenyl)pyridin-2-yl]-6-{[(1r,3r)-3-hydroxycyclobutyl]amino}pyridine-2-sulfonamide;

N-[5-chloro-6-(2,6-dimethylphenyl)pyridin-2-yl]-6-{[(3S,5S)-5-(hydroxymethyl)oxolan-3-yl]oxy}pyridine-2-sulfonamide;

N-[5-chloro-6-(5-fluoro-2-methylphenyl)pyridin-2-yl]-6-{[(3R,4S)-4-hydroxyoxolan-3-yl]oxy}pyridine-2-sulfonamide;

rac-N-[5-chloro-6-(2,6-dimethylphenyl)pyridin-2-yl]-6-{[(3R,4S)-4-hydroxyoxolan-3-yl]oxy}pyridine-2-sulfonamide;

rac-6-{[(3RS,4SR)-4-hydroxyoxolan-3-yl]oxy}-N-[6-(2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl]pyridine-2-sulfonamide;

rac-N-[6-(2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl]-6-[(4-oxooxolan-3-yl)oxy]pyridine-2-sulfonamide;

rac-6-{[(3RR,4SR)-4-hydroxy-4-methyloxolan-3-yl]oxy}-N-[6-(2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl]pyridine-2-sulfonamide;

6-{[(3R,4R)-4-hydroxy-4-methyloxolan-3-yl]oxy}-N-[6-(2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl]pyridine-2-sulfonamide;

6-{[(3R,4S)-4-hydroxy-4-methyloxolan-3-yl]oxy}-N-[6-(2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl]pyridine-2-sulfonamide;

6-{[(3R,4S)-4-hydroxyoxolan-3-yl]oxy}-N-[6-(2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl]pyridine-2-sulfonamide;

ethyl 1-(4-(6-(N-(6-(5-fluoro-2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)piperazin-1-yl)cyclopropane-1-carboxylate;

tert-butyl 4-(6-(N-(5-chloro-6-(5-fluoro-2-methylphenyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)piperazine-1-carboxylate;

N-(6-(5-cyano-2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl)-6-(3-hydroxy-3-methylazetidin-1-yl)pyridine-2-sulfonamide;

1-(6-(N-(6-(5-fluoro-2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl) pyrrolidine-3-carboxylic acid;

tert-butyl 1-(6-(N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-1,6-diazaspiro[3.3]heptane-6-carboxylate;

6-(4,7-diazaspiro[2.5]octan-7-yl)-N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-(8-amino-5-oxa-2-azaspiro[3.4]octan-2-yl)-N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)pyridine-2-sulfonamide;

(R)-6-(1-amino-8-azaspiro[4.5]decan-8-yl)-N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)pyridine-2-sulfonamide;

N-(5-chloro-6-(5-cyano-2-methylphenyl)pyridin-2-yl)-6-(3-hydroxy-3-methylazetidin-1-yl)pyridine-2-sulfonamide;

(S)-6-(1-amino-7-azaspiro[3.5]nonan-7-yl)-N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-((1R)-1-amino-2-(hydroxymethyl)-8-azaspiro[4.5]decan-8-yl)-N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)pyridine-2-sulfonamide;

N-(6-(3-cyano-2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl)-6-(3-hydroxy-3-methylazetidin-1-yl)pyridine-2-sulfonamide;

N-(5-chloro-6-(3-cyano-2-methylphenyl)pyridin-2-yl)-6-(3-hydroxy-3-methylazetidin-1-yl)pyridine-2-sulfonamide;

N-(5-chloro-6-(5-fluoro-2-methylphenyl)pyridin-2-yl)-6-(1,6-diazaspiro[3.3]heptan-1-yl)pyridine-2-sulfonamide;

N-(6-(5-cyano-2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl)-6-(piperazin-1-yl)pyridine-2-sulfonamide;

N-(5-chloro-6-(5-cyano-2-methylphenyl)pyridin-2-yl)-6-(piperazin-1-yl)pyridine-2-sulfonamide;

6-(1,6-diazaspiro[3.3]heptan-1-yl)-N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)pyridine-2-sulfonamide;

6-((2R,3S)-3-hydroxy-2-methylpyrrolidin-1-yl)-N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)pyridine-2-sulfonamide;

1-(6-(N-(6-(5-fluoro-2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-3-hydroxypyrrolidine-2-carboxylic acid;

6-{[(3S,4R)-4-hydroxyoxolan-3-yl]oxy}-N-[6-(2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl]pyridine-2-sulfonamide;

N-(6-(5-cyano-2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl)-2-(3-hydroxy-3-methylazetidin-1-yl)pyridine-4-sulfonamide;

(R)—

N-(5-chloro-6-(5-fluoro-2-methylphenyl)pyridin-2-yl)-2-(3-methylmorpholino)pyridine-4-sulfonamide;

(R)—

N-(5-chloro-6-(3-fluoro-2-methylphenyl)pyridin-2-yl)-2-(3-methylmorpholino)pyridine-4-sulfonamide;

N-(6-(5-fluoro-2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl)-2-(3-hydroxy-3-methylazetidin-1-yl)pyridine-4-sulfonamide;

(R)—

N-(6-(5-fluoro-2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl)-2-(3-methylmorpholino)pyridine-4-sulfonamide;

N-(5-chloro-6-(5-fluoro-2-methylphenyl)pyridin-2-yl)-2-(3-hydroxyazetidin-1-yl)pyridine-4-sulfonamide;

N-(5-chloro-6-(3-fluoro-2-methylphenyl)pyridin-2-yl)-2-(3-hydroxyazetidin-1-yl)pyridine-4-sulfonamide;

N-(6-(5-fluoro-2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl)-2-(3-hydroxyazetidin-1-yl)pyridine-4-sulfonamide;

2-(3-hydroxyazetidin-1-yl)-N-(5-(trifluoromethyl)-6-(2-(trifluoromethyl)phenyl)pyridin-2-yl)pyridine-4-sulfonamide;

N-(6-(5-fluoro-2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl)-2-(piperazin-1-yl)pyridine-4-sulfonamide;

N-(5-chloro-6-(5-fluoro-2-methylphenyl)pyridin-2-yl)-2-(piperazin-1-yl)pyridine-4-sulfonamide;

(R)-1-(6-(N-(6-(2-ethoxyphenyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-3-methylpiperidine-3-carboxylic acid;

(R)-3-methyl-1-(6-(N-(6-(2-propoxyphenyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)piperidine-3-carboxylic acid;

1-(6-(N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)azetidine-3-carboxylic acid;

3-((6-(N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)oxy)cyclobutanecarboxylic acid;

(3R)-1-(6-{[6-(2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl]sulfamoyl}pyridin-2-yl)piperidine-3-carboxylic acid;

(3S)-1-(6-{[6-(2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl]sulfamoyl}pyridin-2-yl)piperidine-3-carboxylic acid;

(2S)-1-[(tert-butoxy)carbonyl]-4-(6-{[6-(2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl]sulfamoyl}pyridin-2-yl)piperazine-2-carboxylic acid;

(2S)-4-(6-{[6-(2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl]sulfamoyl}pyridin-2-yl)piperazine-2-carboxylic acid;

3-methyl-1-(6-{[6-(2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl]sulfamoyl}pyridin-2-yl)pyrrolidine-3-carboxylic acid;

3-methyl-1-(6-{[6-(2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl]sulfamoyl}pyridin-2-yl)piperidine-3-carboxylic acid;

(2R)-1-[(tert-butoxy)carbonyl]-4-(6-{[6-(2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl]sulfamoyl}pyridin-2-yl)piperazine-2-carboxylic acid;

(2R)-4-(6-{[6-(2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl]sulfamoyl}pyridin-2-yl)morpholine-2-carboxylic acid;

(1R,2S,5S)-3-(6-{[6-(2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl]sulfamoyl}pyridin-2-yl)-3-azabicyclo[3.1.0]hexane-2-carboxylic acid;

(2R)-4-(6-{[6-(2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl]sulfamoyl}pyridin-2-yl)piperazine-2-carboxylic acid;

4-((6-(N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)oxy)cyclohexanecarboxylic acid;

4-methyl-1-(6-(N-(6-(2-morpholinophenyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)piperidine-4-carboxylic acid;

1-(6-{[6-(2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl]sulfamoyl}pyridin-2-yl)piperidine-4-carboxylic acid;

9-(6-{[6-(2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl]sulfamoyl}pyridin-2-yl)-9-azabicyclo[3.3.1]nonane-3-carboxylic acid;

8-(6-{[6-(2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl]sulfamoyl}pyridin-2-yl)-8-azabicyclo[3.2.1]octane-3-carboxylic acid;

(2R)-4-[(tert-butoxy)carbonyl]-1-(6-{[6-(2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl]sulfamoyl}pyridin-2-yl)piperazine-2-carboxylic acid;

(3S)-1-(6-{[6-(2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl]sulfamoyl}pyridin-2-yl)pyrrolidine-3-carboxylic acid;

(3R)-1-(6-{[6-(2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl]sulfamoyl}pyridin-2-yl)pyrrolidine-3-carboxylic acid;

(2S)-4-[(tert-butoxy)carbonyl]-1-(6-{[6-(2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl]sulfamoyl}pyridin-2-yl)piperazine-2-carboxylic acid;

1-(6-{[6-(2-ethylphenyl)-5-(trifluoromethyl)pyridin-2-yl]sulfamoyl}pyridin-2-yl)-4-propylpiperidine-4-carboxylic acid;

1-(6-{[6-(2-ethylphenyl)-5-(trifluoromethyl)pyridin-2-yl]sulfamoyl}pyridin-2-yl)-3-propylpiperidine-3-carboxylic acid;

(2R)-1-(6-{[6-(2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl]sulfamoyl}pyridin-2-yl)piperazine-2-carboxylic acid;

(2S)-1-(6-{[6-(2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl]sulfamoyl}pyridin-2-yl)piperazine-2-carboxylic acid;

(1r,3r)-3-((6-(N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)amino)cyclobutanecarboxylic acid;

(1s,3s)-1-methyl-3-((6-(N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)amino)cyclobutanecarboxylic acid;

(3R)-1-(6-{[6-(5-fluoro-2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl]sulfamoyl}pyridin-2-yl)piperidine-3-carboxylic acid;

(3R)-1-(6-{[6-(3-fluoro-2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl]sulfamoyl}pyridin-2-yl)piperidine-3-carboxylic acid;

(3S)-1-(6-{[6-(5-fluoro-2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl]sulfamoyl}pyridin-2-yl)piperidine-3-carboxylic acid;

(3S)-1-(6-{[6-(3-fluoro-2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl]sulfamoyl}pyridin-2-yl)piperidine-3-carboxylic acid;

1-(6-{[6-(5-fluoro-2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl]sulfamoyl}pyridin-2-yl)-3-methylpiperidine-3-carboxylic acid;

1-(6-{[6-(3-fluoro-2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl]sulfamoyl}pyridin-2-yl)-3-methylpiperidine-3-carboxylic acid;

1-(6-(N-(6-(2-cyclobutylphenyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-4-methylpiperidine-4-carboxylic acid;

(1r,4r)-4-((6-(N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)amino)cyclohexanecarboxylic acid;

(1r,3s)-1-methyl-3-[(6-{[6-(2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl]sulfamoyl}pyridin-2-yl)amino]cyclobutane-1-carboxylic acid;

(R)-1-(6-(N-(6-(2-cyclobutylphenyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-)yl)piperidine-3-carboxylic acid;

(S)-1-(6-(N-(6-(2-cyclobutylphenyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)piperidine-3-carboxylic acid;

1-(6-(N-(6-(2-cyclobutylphenyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-3-methylpiperidine-3-carboxylic acid;

(R)-1-(6-(N-(6-(2-ethylphenyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)piperidine-3-carboxylic acid;

(S)-1-(6-(N-(6-(2-ethylphenyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)piperidine-3-carboxylic acid;

1-(6-(N-(6-(2-ethylphenyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-3-methylpiperidine-3-carboxylic acid;

4-((6-(N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)amino)cyclohexanecarboxylic acid;

(S)-1-(6-(N-(6-(2-cyclobutylphenyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-3-methylpiperidine-3-carboxylic acid;

1-(4-(N-(6-(2-ethylphenyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-4-methylpiperidine-4-carboxylic acid;

(R)-1-(6-(N-(6-(2-isopropylphenyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)piperidine-3-carboxylic acid;

(S)-1-(6-(N-(6-(2-isopropylphenyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)piperidine-3-carboxylic acid;

1-(6-(N-(6-(2-isopropylphenyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-3-methylpiperidine-3-carboxylic acid;

1-(4-(N-(6-(2-cyclobutylphenyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-4-methylpiperidine-4-carboxylic acid;

1-(6-(N-(6-(2-cyclopentylphenyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-4-methylpiperidine-4-carboxylic acid;

1-(6-(6-(2-ethylphenyl)-5-(trifluoromethyl)pyridine-2-sulfonamido)pyridin-2-yl)-4-methylpiperidine-4-carboxylic acid;

4-methyl-1-(6-(N-(6-(2-(2,2,2-trifluoroethoxy)phenyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)piperidine-4-carboxylic acid;

1-(6-(N-(6-(2-isobutoxyphenyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-4-methylpiperidine-4-carboxylic acid;

(R)-1-(6-(N-(6-(2-cyclobutylphenyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-3-methylpiperidine-3-carboxylic acid;

(R)-1-(6-(N-(6-(2-isopropylphenyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-3-methylpiperidine-3-carboxylic acid;

(S)-1-(6-(N-(6-(2-isopropylphenyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-3-methylpiperidine-3-carboxylic acid;

1-(6-(N-(6-(2-isobutoxyphenyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-3-methylpiperidine-3-carboxylic acid;

1-(6-(N-(5-chloro-6-(2-ethylphenyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-3-methylpiperidine-3-carboxylic acid;

1-(6-(N-(5-chloro-6-(2-isopropylphenyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-3-methylpiperidine-3-carboxylic acid;

1-(6-(N-(5-chloro-6-(2-cyclobutylphenyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-3-methylpiperidine-3-carboxylic acid;

1-(6-(N-(6-(2-(tert-butyl)phenyl)-5-chloropyridin-2-yl)sulfamoyl)pyridin-2-yl)-3-methylpiperidine-3-carboxylic acid;

(R)-1-(6-(N-(5-chloro-6-(2-cyclobutylphenyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-3-methylpiperidine-3-carboxylic acid;

(R)-1-(6-(N-(5-chloro-6-(2-isopropylphenyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-3-methylpiperidine-3-carboxylic acid;

(R)-1-(6-(N-(5-chloro-6-(2-ethylphenyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-3-methylpiperidine-3-carboxylic acid;

(R)-1-(6-(N-(6-(2-ethylphenyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-3-methylpiperidine-3-carboxylic acid;

rac-(1RS,3RS,4SR)-3-((6-(N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)amino)-7-oxabicyclo[2.2.1]heptane-1-carboxylic acid;

(R)-1-(6-(N-(6-(2-isobutoxyphenyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-3-methylpiperidine-3-carboxylic acid;

1-(6-(N-(5-chloro-6-(2-isobutoxyphenyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-4-methylpiperidine-4-carboxylic acid;

4-methyl-1-(6-(N-(6-(2-propylphenyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)piperidine-4-carboxylic acid;

1-(6-(N-(6-(2-chlorophenyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-3-methylpiperidine-3-carboxylic acid;

1-(6-(N-(5-chloro-6-(2-isobutoxyphenyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-3-methylpiperidine-3-carboxylic acid;

3-methyl-1-(6-(N-(6-(2-propylphenyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)piperidine-3-carboxylic acid;

1-(6-(N-(6-(2-cyclopropylphenyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-3-methylpiperidine-3-carboxylic acid;

rac-(1RS,3RS,4SR)-3-((6-(N-(6-(2-isopropylphenyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)amino)-7-oxabicyclo[2.2.1]heptane-1-carboxylic acid;

rac-(1SR,5RS,6RS,7SR)-5-propyl-2-(6-(N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-2-azabicyclo[4.2.0]octane-7-carboxylic acid;

(R)-1-(6-(N-(6-(2-cyclopropylphenyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-3-methylpiperidine-3-carboxylic acid;

(R)-1-(6-(N-(6-(2-cyclopropylphenyl)-5-methylpyridin-2-yl)sulfamoyl)pyridin-2-yl)-3-methylpiperidine-3-carboxylic acid;

(R)-1-(6-(N-(5-cyclopropyl-6-(2-cyclopropylphenyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-3-methylpiperidine-3-carboxylic acid;

(R)-3-methyl-1-(6-(N-(5-methyl-6-(o-tolyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)piperidine-3-carboxylic acid;

R)-1-(6-(N-(5-methoxy-6-(o-tolyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-3-methylpiperidine-3-carboxylic acid;

R)-1-(6-(N-(5-methoxy-6-(o-tolyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-3-methylpiperidine-3-carboxylic acid;

(R)-3-methyl-1-(6-(N-(6-(o-tolyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)piperidine-3-carboxylic acid;

(R)-1-(6-(N-(6-(2-cyclopropylphenyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-3-methylpiperidine-3-carboxylic acid;

1-(6-(N-(6-(2-chloro-5-methoxyphenyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-3-methylpiperidine-3-carboxylic acid;

(3R)-3-methyl-1-(6-{[6-(2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl]sulfamoyl}pyridin-2-yl)piperidine-3-carboxylic acid;

(3R)-1-(6-{[6-(5-fluoro-2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl]sulfamoyl}pyridin-2-yl)-3-methylpiperidine-3-carboxylic acid;

(3R)-1-(6-{[6-(3-fluoro-2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl]sulfamoyl}pyridin-2-yl)-3-methylpiperidine-3-carboxylic acid;

(1 S,3S)-3-((6-(N-(6-(2-isopropylphenyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)amino)cyclohexanecarboxylic acid;

5-(6-(N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-5-azaspiro[2.4]heptane-1-carboxylic acid;

5-(6-(N-(6-(2-cyclopropylphenyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-5-azaspiro[2.4]heptane-1-carboxylic acid;

(R)-1-(6-(N-(6-(2-chlorophenyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-3-methylpiperidine-3-carboxylic acid;

(R)-1-(6-(N-(5-chloro-6-(2-isobutoxyphenyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-3-methylpiperidine-3-carboxylic acid;

(R)-3-methyl-1-(6-(N-(6-(2-propylphenyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)piperidine-3-carboxylic acid;

(R)-1-(6-(N-(6-(2-chloro-5-methoxyphenyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-3-methyl piperidine-3-carboxylic acid;

(S)-3-methyl-1-(6-(N-(6-(2-propylphenyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)piperidine-3-carboxylic acid;

1-(6-(N-(6-(5-chloro-2-methoxyphenyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-4-methylpiperidine-4-carboxylic acid;

1-(6-(N-(6-(5-chloro-2-isopropoxyphenyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-4-methylpiperidine-4-carboxylic acid;

(3S)-3-methyl-1-(6-{[6-(2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl]sulfamoyl}pyridin-2-yl)piperidine-3-carboxylic acid;

(S)-1-(6-(N-(6-(2-cyclopropylphenyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-3-methylpiperidine-3-carboxylic acid;

1-(6-(N-(5-chloro-6-(2-cyclopropylphenyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-4-methylpiperidine-4-carboxylic acid;

1-(6-(N-(5-chloro-6-(2-cyclopropylphenyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-3-methylpiperidine-3-carboxylic acid;

1-(6-(N-(6-(5-chloro-2-methoxyphenyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-3-methylpiperidine-3-carboxylic acid;

1-(6-(N-(6-(5-chloro-2-isopropoxyphenyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-3-methylpiperidine-3-carboxylic acid;

rac-(1SR,5RS,6RS,7SR)-2-(6-(N-(3-chloro-2′

-isopropyl-[2,3′

-bipyridin]-6-yl)sulfamoyl)pyridin-2-yl)-5-propyl-2-azabicyclo[4.2.0]octane-7-carboxylic acid;

(3S)-1-(6-{[6-(5-fluoro-2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl]sulfamoyl}pyridin-2-yl)-3-methylpiperidine-3-carboxylic acid;

(3S)-1-(6-{[6-(3-fluoro-2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl]sulfamoyl}pyridin-2-yl)-3-methylpiperidine-3-carboxylic acid;

(R)-1-(6-(N-(5-chloro-6-(2-cyclopropylphenyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-3-methylpiperidine-3-carboxylic acid;

rac-(1RS,3RS,4SR)-3-((6-(N-(6-(2-cyclopropylphenyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)amino)-7-oxabicyclo[2.2.1]heptane-1-carboxylic acid;

5-(6-(N-(6-(5-fluoro-2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-5-azaspiro[2.5]octane-1-carboxylic acid;

5-(6-(N-(6-(3-fluoro-2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-5-azaspiro[2.5]octane-1-carboxylic acid;

5-(6-(N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-5-azaspiro[2.5]octane-1-carboxylic acid;

rac-(1SR,6RS,7SR)-2-(6-(N-(6-(2-isopropylphenyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-2-azabicyclo[4.2.0]octane-7-carboxylic acid;

rac-(1SR,6RS,7SR)-2-(6-(N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-2-azabicyclo[4.2.0]octane-7-carboxylic acid;

1-(6-(N-(6-(2-(hydroxymethyl)phenyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-3-methylpiperidine-3-carboxylic acid;

1-(6-(N-(6-(2-(2-hydroxyethyl)phenyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-3-methylpiperidine-3-carboxylic acid;

7-(6-(N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-7-azaspiro[3.5]nonane-2-carboxylic acid;

(R)-1-(6-(N-(5-chloro-6-(o-tolyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-3-methylpiperidine-3-carboxylic acid;

(R)-1-(6-(N-(5-chloro-6-(2,6-dimethylphenyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-3-methylpiperidine-3-carboxylic acid;

(R)-1-(6-(N-(6-(2-chloro-5-methoxyphenyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)piperidine-3-carboxylic acid;

(R)-1-(6-(N-(6-(5-chloro-2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-3-methylpiperidine-3-carboxylic acid;

1-(6-(N-(6-(5-chloro-2-methylphenyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-4-methylpiperidine-4-carboxylic acid;

1-(6-(N-(5-chloro-6-(o-tolyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-3-ethylpiperidine-3-carboxylic acid;

1-(6-(N-(5-chloro-6-(2,6-dimethylphenyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-3-ethylpiperidine-3-carboxylic acid;

3-ethyl-1-(6-(N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)piperidine-3-carboxylic acid;

(R)-1-(6-(N-(6-(5-chloro-2-methoxyphenyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-3-methylpiperidine-3-carboxylic acid;

1-(6-(N-(5-chloro-6-(o-tolyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-3-propylpiperidine-3-carboxylic acid;

1-(6-(N-(5-chloro-6-(2,6-dimethylphenyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-3-propylpiperidine-3-carboxylic acid;

3-propyl-1-(6-(N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)piperidine-3-carboxylic acid;

3-((6-(N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)amino)cyclopentanecarboxylic acid;

3-((6-(N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)amino)cyclohexanecarboxylic acid;

(1,3-cis)-3-((6-(N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)amino)cyclohexanecarboxylic acid;

(1 S,2S,4R)-7-(6-(N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-7-azabicyclo[2.2.1]heptane-2-carboxylic acid;

(1,3-trans)-3-((6-(N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)amino)cyclohexanecarboxylic acid;

(3R,6S)-6-methyl-1-(6-(N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)piperidine-3-carboxylic acid; and

(R)-1-(6-(N-(6-(2,6-dimethylphenyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)-3-methylpiperidine-3-carboxylic acid.

22. A pharmaceutical composition comprising a compound of claim 1, or a pharmaceutically acceptable salt thereof, and a pharmaceutically acceptable carrier or diluent.

23. The pharmaceutical composition of claim 22, further comprising one or more additional pharmaceutical agent(s).

24. The pharmaceutical composition of claim 23, wherein the additional pharmaceutical agent(s) is selected from a mucolytic agent, nebulized hypertonic saline, bronchodilator, an antibiotic, an anti-infective agent, a CFTR modulator, and an anti-inflammatory agent.

25. The pharmaceutical composition of claim 23, wherein the additional pharmaceutical agent is a CFTR modulator.

26. The pharmaceutical composition of claim 23, wherein the additional pharmaceutical agent is a CFTR corrector.

27. The pharmaceutical composition of claim 23, wherein the additional pharmaceutical agent is a CFTR potentiator.

28. The pharmaceutical composition of claim 23, wherein the additional pharmaceutical agent is a CFTR modulator and a CFTR potentiator.

29. A method for ameliorating or alleviating a CFTR mediated disease selected from cystic fibrosis, asthma, COPD, and chronic bronchitis in a subject, comprising administering to the subject a compound of claim 1, or a pharmaceutically acceptable salt thereof.

30. The method of claim 29, wherein the CFTR mediated disease is cystic fibrosis.

31. The method of claim 29, further comprising administering to the subject one or more additional pharmaceutical agent(s) prior to, concurrent with, or subsequent to a compound of claim 1.

32. The method of claim 31, wherein the additional pharmaceutical agent(s) is selected from a mucolytic agent, nebulized hypertonic saline, bronchodilator, an antibiotic, an anti-infective agent, a CFTR modulator, and an anti-inflammatory agent.

33. The method of claim 31, wherein the additional pharmaceutical agent is a CFTR modulator.

34. The method of claim 31, wherein the additional pharmaceutical agent is a CFTR potentiator.

35. The method of claim 31, wherein the additional pharmaceutical agents are a CFTR modulator and a CFTR potentiator.

36. The method of claim 29, wherein the CFTR mediated disease is COPD.

42. A method for ameliorating or alleviating a CFTR mediated disease in a subject, wherein the CFTR mediated disease is pancreatitis, comprising administering to the subiect a compound of claim 1, or a pharmaceutically acceptable salt thereof.

43. The method of claim 42, wherein the CFTR mediated disease is idiopathic chronic pancreatitis, idiopathic recurrent pancreatitis, idiopathic acute pancreatitis, recurrent pancreatitis, acute pancreatitis, pancreatic insufficiency and idiopathic pancreatitis.

37. A compound which is 6-amino-N-(5-chloro-6-(2,6-dimethylphenyl)pyridin-2-yl)pyridine-2-sulfonamide having the following formula

38. A compound which is 6-amino-N-(5-chloro-6-(o-tolyl)pyridin-2-yl)pyridine-2-sulfonamide having the following formula

39. A compound which is N-(5-chloro-6-(5-fluoro-2-methylphenyl)pyridin-2-yl)-6-(3-hydroxyazetidin-1-yl)pyridine-2-sulfonamide having the following formula

40. A compound which is 4-methyl-1-(6-(N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)sulfamoyl)pyridin-2-yl)piperidine-4-carboxylic acid having the following formula

41. A compound which is 6-(piperazin-1-yl)-N-(6-(o-tolyl)-5-(trifluoromethyl)pyridin-2-yl)pyridine-2-sulfonamide having the following formula