NOVEL 6-BRIDGED HETEROARYLDIHYDROPYRIMIDINES FOR THE TREATMENT AND PROPHYLAXIS OF HEPATITIS B VIRUS INFECTION

• US 20140343032A1
• Filed: 05/16/2014
• Published: 11/20/2014
• Est. Priority Date: 05/17/2013
• Status: Active Grant

• Current Assignee: Hoffmann-La Roche Incorporated (Roche Holding AG)
• Original Assignee: Hoffmann-La Roche Incorporated (Roche Holding AG)
• Inventors: Guo, Lei, Hu, Yimin, Lin, Xianfeng, Liu, Haixia, Shen, Hong, Wu, Guolong, Zhou, Mingwei, Zhu, Wei, Hu, Taishan, Kocer, Buelent, Kou, Buyu, Li, Gangqin, Shi, Houguang, Zhang, Zhisen
• Granted Patent: US 9,266,904 B2
• Time in Patent Office: Days
• US Class Current: 514/210.16
• CPC Class Codes: A61K 31/506 not condensed and containing further heterocyclic rings
• CPC Class Codes: A61P 31/12 Antivirals
• CPC Class Codes: A61P 31/20 for DNA viruses
• CPC Class Codes: C07D 417/14 containing three or more hetero rings
• CPC Class Codes: C07D 453/06 containing isoquinuclidine ring systems
• CPC Class Codes: C07D 471/08 Bridged systems
• CPC Class Codes: C07D 487/08 Bridged systems
• CPC Class Codes: C07D 491/08 Bridged systems
• CPC Class Codes: C07D 491/18 Bridged systems
• CPC Class Codes: C07D 498/08 Bridged systems
• CPC Class Codes: C07D 498/18 Bridged systems
• CPC Class Codes: C07D 498/20 Spiro-condensed systems
• CPC Class Codes: C07D 513/08 Bridged systems

Abstract

The invention provides novel compounds having the general formula:

wherein R¹, R², R³ and R⁴ are as defined in the description and in the claims, as well as or pharmaceutically acceptable salts, or tautomerism isomers, or enantiomers, or diastereomers thereof. The invention also contains compositions including the compounds and methods of using the compounds.

Claims

1. A compounds of formula (I)

2. A compound according to claim 1, wherein

R¹ is methyl or ethyl;

R² is phenyl, which is once or twice or three times substituted by fluoro, chloro, bromo or methyl;

R³ is hydrogen or methyl;

R⁴ is

3. A compound according to claim 1, wherein

R¹ is C_1-6alkyl;

R² is phenyl, which is once or twice or three times substituted by halogen or C_1-6alkyl;

R³ is hydrogen or C_1-6alkyl;

R⁴ is

4. A compound according to claim 1, wherein

R¹ is methyl or ethyl;

R² is phenyl, which is once or twice or three times substituted by fluoro, chloro, bromo or methyl;

R³ is hydrogen or methyl;

R⁴ is

5. A compound of formula (IA) according to claim 1,

6. A compound according to claim 1, wherein

R¹ is methyl or ethyl;

R² is phenyl, which is once or twice or three times substituted by fluoro, chloro, bromo or methyl;

R³ is hydrogen or methyl;

one of R^5a and R^6a is hydrogen or fluoro, and the other one is hydrogen, fluoro or hydroxy;

R¹⁷ is hydrogen or amino;

p is 0 or 1;

or pharmaceutically acceptable salts, or tautomerism isomers, or enantiomers, or diastereomers thereof.

7. A compound of formula (IB) of claim 1,

8. A compound of claim 1, wherein

R¹ is methyl or ethyl;

R² is phenyl, which is once or twice or three times substituted by fluoro, chloro, bromo or methyl;

R³ is hydrogen;

R¹⁵ is hydrogen or hydroxy;

q is 0 or 1;

or pharmaceutically acceptable salts, or tautomerism isomers, or enantiomers, or diastereomers thereof.

9. A compound of claim 1, wherein

R¹ is C_1-6alkyl;

R² is phenyl, which is once or twice or three times substituted by halogen;

R³ is hydrogen;

R⁴ is

10. A compound of claim 1, wherein

R¹ is methyl;

R² is phenyl, which is once or twice or three times substituted by fluoro or chloro;

R³ is hydrogen;

R⁴ is

13. A compound of formula (IC) of claim 1,

14. A compound of claim 1, wherein

R¹ is methyl or ethyl;

R² is phenyl, which is once or twice or three times substituted by fluoro, chloro or bromo;

R³ is hydrogen or methyl;

R⁴ is selected from

15. A compound of claim 1 or pharmaceutically acceptable salts, or tautomerism isomers, or enantiomers, or diastereomers thereof, wherein

R¹ is C_1-6alkyl;

R² is phenyl, which is once or twice or three times substituted by halogen;

R³ is hydrogen or C_1-6alkyl;

R⁴ is selected from

16. A compound of claim 1, or pharmaceutically acceptable salts, or tautomerism isomers, or enantiomers, or diastereomers thereof, wherein

R¹ is methyl or ethyl;

R² is phenyl, which is once or twice or three times substituted by fluoro, chloro or bromo;

R³ is hydrogen or methyl;

R⁴ is selected from

17. A compound of claim 1 or pharmaceutically acceptable salts, or tautomerism isomers, or enantiomers, or diastereomers thereof, wherein

R¹ is C_1-6alkyl;

R² is phenyl, which is once or twice or three times substituted by halogen;

R³ is hydrogen;

R⁴ is

18. A compound of claim 1, or pharmaceutically acceptable salts, or tautomerism isomers, or enantiomers, or diastereomers thereof, wherein

R¹ is methyl;

R² is phenyl, which is once or twice or three times substituted by fluoro, chloro or bromo;

R³ is hydrogen;

R⁴ is

19. A compound of claim 1 to selected from

9-[[(4R)-4-(2-chloro-4-fluoro-phenyl)-5-methoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-3-oxa-9-azabicyclo[3.3.1]nonane-7-carboxylic acid;

9-[(R)-6-(2-Chloro-4-fluoro-phenyl)-5-methoxycarbonyl-2-(4-methyl-thiazol-2-yl)-3,6-dihydro-pyrimidin-4-ylmethyl]-3-oxa-9-aza-bicyclo[3.3.1]nonane-7-carboxylic acid;

9-[6-(3,4-Difluoro-phenyl)-5-methoxycarbonyl-2-thiazol-2-yl-3,6-dihydro-pyrimidin-4-ylmethyl]-3-oxa-9-aza-bicyclo[3.3.1]nonane-7-carboxylic acid;

9-[(R)-6-(2-Bromo-4-fluoro-phenyl)-5-methoxycarbonyl-2-thiazol-2-yl-3,6-dihydro-pyrimidin-4-ylmethyl]-3-oxa-9-aza-bicyclo[3.3.1]nonane-7-carboxylic acid methyl ester;

9-[(R)-6-(2-Bromo-4-fluoro-phenyl)-5-methoxycarbonyl-2-thiazol-2-yl-3,6-dihydro-pyrimidin-4-ylmethyl]-3-oxa-9-aza-bicyclo[3.3.1]nonane-7-carboxylic acid;

8-[(R)-6-(2-Chloro-4-fluoro-phenyl)-5-methoxycarbonyl-2-thiazol-2-yl-3,6-dihydro-pyrimidin-4-ylmethyl]-3-oxa-8-aza-bicyclo[3.2.1]octane-6-carboxylic acid;

(R)-4-(2-Chloro-4-fluoro-phenyl)-6-(7-hydroxy-3-oxa-9-aza-bicyclo[3.3.1]non-9-ylmethyl)-2-thiazol-2-yl-1,4-dihydro-pyrimidine-5-carboxylic acid methyl ester;

(R)-6-(7-Acetoxy-3-oxa-9-aza-bicyclo[3.3.1]non-9-ylmethyl)-4-(2-chloro-4-fluoro-phenyl)-2-thiazol-2-yl-1,4-dihydro-pyrimidine-5-carboxylic acid methyl ester;

(R)-4-(2-Chloro-4-fluoro-phenyl)-6-(7-hydroxy-3-oxa-9-aza-bicyclo[3.3.1]non-9-ylmethyl)-2-thiazol-2-yl-1,4-dihydro-pyrimidine-5-carboxylic acid methyl ester;

(R)-4-(2-Chloro-4-fluoro-phenyl)-6-(7-hydroxy-7-hydroxymethyl-3-oxa-9-aza-bicyclo[3.3.1]non-9-ylmethyl)-2-thiazol-2-yl-1,4-dihydro-pyrimidine-5-carboxylic acid methyl ester;

(R)-4-(2-Chloro-4-fluoro-phenyl)-6-(7-methanesulfonyl-3-oxa-7,9-diaza-bicyclo[3.3.1]non-9-ylmethyl)-2-thiazol-2-yl-1,4-dihydro-pyrimidine-5-carboxylic acid methyl ester;

(R)-4-(2-Chloro-4-fluoro-phenyl)-6-(7-methyl-3-oxa-7,9-diaza-bicyclo[3.3.1]non-9-ylmethyl)-2-thiazol-2-yl-1,4-dihydro-pyrimidine-5-carboxylic acid methyl ester;

(R)-4-(2-Chloro-4-fluoro-phenyl)-6-(7-isopropyl-3-oxa-7,9-diaza-bicyclo[3.3.1]non-9-ylmethyl)-2-thiazol-2-yl-1,4-dihydro-pyrimidine-5-carboxylic acid methyl ester;

(R)-4-(2-Chloro-4-fluoro-phenyl)-6-[7-(2,2-difluoro-ethyl)-3-oxa-7,9-diaza-bicyclo[3.3.1]non-9-ylmethyl]-2-thiazol-2-yl-1,4-dihydro-pyrimidine-5-carboxylic acid methyl ester;

(R)-6-(7-Acetyl-3-oxa-7,9-diaza-bicyclo[3.3.1]non-9-ylmethyl)-4-(2-chloro-4-fluoro-phenyl)-2-thiazol-2-yl-1,4-dihydro-pyrimidine-5-carboxylic acid methyl ester;

(R)-4-(2-Chloro-4-fluoro-phenyl)-6-(7-methylsulfamoyl-3-oxa-7,9-diaza-bicyclo[3.3.1]non-9-ylmethyl)-2-thiazol-2-yl-1,4-dihydro-pyrimidine-5-carboxylic acid methyl ester;

9-[(R)-6-(2-Chloro-4-fluoro-phenyl)-5-methoxycarbonyl-2-thiazol-2-yl-3,6-dihydro-pyrimidin-4-ylmethyl]-3-oxa-7,9-diaza-bicyclo[3.3.1]nonane-7-carboxylic acid methyl ester;

(R)-6-(7-Carbamoyl-3-oxa-7,9-diaza-bicyclo[3.3.1]non-9-ylmethyl)-4-(2-chloro-4-fluoro-phenyl)-2-thiazol-2-yl-1,4-dihydro-pyrimidine-5-carboxylic acid methyl ester;

(R)-4-(2-Chloro-4-fluoro-phenyl)-6-(7-sulfamoyl-3-oxa-7,9-diaza-bicyclo[3.3.1]non-9-ylmethyl)-2-thiazol-2-yl-1,4-dihydro-pyrimidine-5-carboxylic acid methyl ester;

(R)-4-(2-Chloro-4-fluoro-phenyl)-6-[7-(1-ethoxycarbonyl-1-methyl-ethyl)-3-oxa-7,9-diaza-bicyclo[3.3.1]non-9-ylmethyl]-2-thiazol-2-yl-1,4-dihydro-pyrimidine-5-carboxylic acid methyl ester;

(R)-4-(2-Chloro-4-fluoro-phenyl)-6-[7-(2-hydroxy-acetyl)-3-oxa-7,9-diaza-bicyclo[3.3.1]non-9-ylmethyl]-2-thiazol-2-yl-1,4-dihydro-pyrimidine-5-carboxylic acid methyl ester;

7-[(R)-6-(2-Chloro-4-fluoro-phenyl)-5-methoxycarbonyl-2-thiazol-2-yl-3,6-dihydro-pyrimidin-4-ylmethyl]-9-oxa-3,7-diaza-bicyclo[3.3.1]nonane-3-carboxylic acid tert-butyl ester;

(S)-2-[(R)-6-(2-Chloro-4-fluoro-phenyl)-5-methoxycarbonyl-2-thiazol-2-yl-3,6-dihydro-pyrimidin-4-ylmethyl]-5,5-difluoro-2-aza-bicyclo[2.2.2]octane-3-carboxylic acid;

(R)-6-(7-Carboxymethyl-3-oxa-9-aza-bicyclo[3.3.1]non-9-ylmethyl)-4-(2-chloro-4-fluoro-phenyl)-2-thiazol-2-yl-1,4-dihydro-pyrimidine-5-carboxylic acid methyl ester;

(R)-4-(2-Chloro-4-fluoro-phenyl)-6-(7-methoxycarbonylmethyl-3-oxa-9-aza-bicyclo[3.3.1]non-9-ylmethyl)-2-thiazol-2-yl-1,4-dihydro-pyrimidine-5-carboxylic acid methyl ester;

(R)-6-(7-Carboxymethyl-3-oxa-9-aza-bicyclo[3.3.1]non-9-ylmethyl)-4-(2-chloro-4-fluoro-phenyl)-2-thiazol-2-yl-1,4-dihydro-pyrimidine-5-carboxylic acid ethyl ester;

6-(7-Carboxymethyl-3-oxa-9-aza-bicyclo[3.3.1]non-9-ylmethyl)-4-(3,4-difluoro-phenyl)-2-thiazol-2-yl-1,4-dihydro-pyrimidine-5-carboxylic acid methyl ester;

(R)-4-(2-Bromo-4-fluoro-phenyl)-6-(7-carboxymethyl-3-oxa-9-aza-bicyclo[3.3.1]non-9-ylmethyl)-2-thiazol-2-yl-1,4-dihydro-pyrimidine-5-carboxylic acid methyl ester;

(S)-6-(7-Carboxymethyl-3-oxa-9-aza-bicyclo[3.3.1]non-9-ylmethyl)-4-(3,4-difluoro-phenyl)-2-thiazol-2-yl-1,4-dihydro-pyrimidine-5-carboxylic acid ethyl ester;

(R)-4-(2-Chloro-4-fluoro-phenyl)-6-[7-(hydroxy-methoxycarbonyl-methyl)-3-oxa-9-aza-bicyclo[3.3.1]non-9-ylmethyl]-2-thiazol-2-yl-1,4-dihydro-pyrimidine-5-carboxylic acid methyl ester;

(R)-4-(2-Chloro-4-fluoro-phenyl)-6-(10-oxa-4,5,12-triaza-tricyclo[6.3.1.0*2,6*]dodeca-2(6),3-dien-12-ylmethyl)-2-thiazol-2-yl-1,4-dihydro-pyrimidine-5-carboxylic acid methyl ester;

(R)-4-(2-Chloro-4-fluoro-phenyl)-6-(3-methyl-10-oxa-4,5,12-triaza-tricyclo[6.3.1.0*2,6*]dodeca-2(6),3-dien-12-ylmethyl)-2-thiazol-2-yl-1,4-dihydro-pyrimidine-5-carboxylic acid methyl ester;

(R)-4-(2-Chloro-4-fluoro-phenyl)-6-(5-methyl-3-oxo-10-oxa-4,5,12-triaza-tricyclo[6.3.1.0*2,6*]dodec-2(6)-en-12-ylmethyl)-2-thiazol-2-yl-1,4-dihydro-pyrimidine-5-carboxylic acid methyl ester;

(R)-4-(2-Chloro-4-fluoro-phenyl)-6-(4-oxo-8-oxa-3,10-diaza-bicyclo[4.3.1]dec-10-ylmethyl)-2-thiazol-2-yl-1,4-dihydro-pyrimidine-5-carboxylic acid methyl ester;

(R)-6-(7-Acetylamino-3-oxa-9-aza-bicyclo[3.3.1]non-9-ylmethyl)-4-(2-chloro-4-fluoro-phenyl)-2-thiazol-2-yl-1,4-dihydro-pyrimidine-5-carboxylic acid methyl ester;

(R)-4-(2-Chloro-4-fluoro-phenyl)-6-(7-methanesulfonylamino-3-oxa-9-aza-bicyclo[3.3.1]non-9-ylmethyl)-2-thiazol-2-yl-1,4-dihydro-pyrimidine-5-carboxylic acid methyl ester;

(R)-4-(2-Chloro-4-fluoro-phenyl)-6-(2-methoxymethyl-azetidin-1-ylmethyl)-2-thiazol-2-yl-1,4-dihydro-pyrimidine-5-carboxylic acid methyl ester;

(R)-4-(2-Chloro-4-fluoro-phenyl)-6-(6-oxa-3-aza-bicyclo[3.1.1]hept-3-ylmethyl)-2-thiazol-2-yl-1,4-dihydro-pyrimidine-5-carboxylic acid methyl ester;

(S)-3-[(R)-6-(2-Chloro-4-fluoro-phenyl)-5-methoxycarbonyl-2-thiazol-2-yl-3,6-dihydro-pyrimidin-4-ylmethyl]-3,6-diaza-bicyclo[3.2.1]octane-7-carboxylic acid;

2-[(R)-6-(2-Chloro-4-fluoro-phenyl)-5-methoxycarbonyl-2-thiazol-2-yl-3,6-dihydro-pyrimidin-4-ylmethyl]-4-fluoro-2-aza-bicyclo[2.1.1]hexane-1-carboxylic acid;

(R)-6-(5-Acetyl-2,5-diaza-bicyclo[2.2.1]hept-2-ylmethyl)-4-(2-chloro-4-fluoro-phenyl)-2-thiazol-2-yl-1,4-dihydro-pyrimidine-5-carboxylic acid methyl ester;

6-(7-Carboxymethyl-3-thia-9-aza-bicyclo[3.3.1]non-9-ylmethyl)-4-(2-chloro-4-fluoro-phenyl)-2-thiazol-2-yl-1,4-dihydro-pyrimidine-5-carboxylic acid methyl ester;

(R)-6-(7-Diazirine-3-oxa-9-aza-bicyclo[3.3.1]non-9-ylmethyl)-4-(2-chloro-4-fluoro-phenyl)-2-thiazol-2-yl-1,4-dihydro-pyrimidine-5-carboxylic acid methyl ester;

(R)-4-(2-Chloro-4-fluoro-phenyl)-6-((1R,3R,5S)-3-hydroxy-8-aza-bicyclo[3.2.1]oct-8-ylmethyl)-2-thiazol-2-yl-1,4-dihydro-pyrimidine-5-carboxylic acid methyl ester;

(R)-4-(2-Chloro-4-fluoro-phenyl)-6-(9-oxa-3,4,11-triaza-tricyclo[5.3.1.0*2,6*]undeca-2(6),4-dien-11-ylmethyl)-2-thiazol-2-yl-1,4-dihydro-pyrimidine-5-carboxylic acid methyl ester;

2-[[(1R,5S)-9-[[(4R)-4-(2-chloro-4-fluoro-phenyl)-5-methoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-3-oxa-9-azabicyclo[3.3.1]nonan-7-yl]oxy]acetic acid;

2-[[(1R,5S)-9-[[(4S)-4-(3,4-difluorophenyl)-5-methoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-3-oxa-9-azabicyclo[3.3.1]nonan-7-yl]oxy]acetic acid;

Methyl (4R)-6-[(6-acetamido-3-oxa-8-azabicyclo[3.2.1]octan-8-yl)methyl]-4-(2-chloro-4-fluoro-phenyl)-2-thiazol-2-yl-1,4-dihydropyrimidine-5-carboxylate;

Methyl (4R)-4-(2-chloro-4-fluoro-phenyl)-6-[(6-hydroxy-3-oxa-8-azabicyclo[3.2.1]octan-8-yl)methyl]-2-thiazol-2-yl-1,4-dihydropyrimidine-5-carboxylate;

2-[[8-[[(4R)-4-(2-bromo-4-fluoro-phenyl)-5-ethoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-3-oxa-8-azabicyclo[3.2.1]octan-6-yl]oxy]acetic acid;

Methyl (4R)-4-(2-chloro-4-fluoro-phenyl)-6-[(6-fluoro-3-oxa-8-azabicyclo[3.2.1]octan-8-yl)methyl]-2-thiazol-2-yl-1,4-dihydropyrimidine-5-carboxylate;

8-[[(4R)-4-(2-bromo-4-fluoro-phenyl)-5-ethoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-3-oxa-8-azabicyclo[3.2.1]octane-6-carboxylic acid;

Methyl (4R)-4-(2-bromo-4-fluoro-phenyl)-6-[[7-(2-hydroxyacetyl)-3-oxa-7,9-diazabicyclo[3.3.1]nonan-9-yl]methyl]-2-thiazol-2-yl-1,4-dihydropyrimidine-5-carboxylate;

Methyl (4R)-4-(2-bromo-4-fluoro-phenyl)-6-[(7-carbamoyl-3-oxa-7,9-diazabicyclo[3.3.1]nonan-9-yl)methyl]-2-thiazol-2-yl-1,4-dihydropyrimidine-5-carboxylate;

2-[(1R,5S)-9-[[(4R)-4-(2-chloro-3-fluoro-phenyl)-5-methoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-3-oxa-9-azabicyclo[3.3.1]nonan-7-yl]acetic acid;

Methyl (4R)-4-(2-chloro-4-fluoro-phenyl)-6-[[(1R,5S)-7-endo-(sulfamoylamino)-3-oxa-9-azabicyclo[3.3.1]nonan-9-yl]methyl]-2-thiazol-2-yl-1,4-dihydropyrimidine-5-carboxylate;

Methyl (4R)-4-(2-chloro-4-fluoro-phenyl)-2-thiazol-2-yl-6-[[(1S,5R)-7-endo-ureido-3-oxa-9-azabicyclo[3.3.1]nonan-9-yl]methyl]-1,4-dihydropyrimidine-5-carboxylate;

2-[(1S,5R)-9-[[(4R)-4-(2-bromo-4-fluoro-phenyl)-5-methoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-3-oxa-9-azabicyclo[3.3.1]nonan-7-yl]acetic acid;

Exo-2-[(1S,5R)-9-[[(4R)-4-(2-chloro-3-fluoro-phenyl)-5-methoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-3-oxa-9-azabicyclo[3.3.1]nonan-7-yl]acetic acid;

Methyl (4R)-4-(2-chloro-4-fluoro-phenyl)-6-[[(1R,5S)-7-exo-(methanesulfonamido)-3-oxa-9-azabicyclo[3.3.1]nonan-9-yl]methyl]-2-thiazol-2-yl-1,4-dihydropyrimidine-5-carboxylate;

Methyl (4R)-6-[[(1S,5R)-7-exo-acetamido-3-oxa-9-azabicyclo[3.3.1]nonan-9-yl]methyl]-4-(2-chloro-4-fluoro-phenyl)-2-thiazol-2-yl-1,4-dihydropyrimidine-5-carboxylate;

Methyl (4R)-4-(2-chloro-4-fluoro-phenyl)-2-thiazol-2-yl-6-[[(1S,5R)-7-exo-ureido-3-oxa-9-azabicyclo[3.3.1]nonan-9-yl]methyl]-1,4-dihydropyrimidine-5-carboxylate;

Methyl (4R)-4-(2-chloro-4-fluoro-phenyl)-6-[[(1R,5S)-7-exo-(sulfamoylamino)-3-oxa-9-azabicyclo[3.3.1]nonan-9-yl]methyl]-2-thiazol-2-yl-1,4-dihydropyrimidine-5-carboxylate;

2-[(1R,5S,6S)-8-[[(4R)-4-(2-bromo-4-fluoro-phenyl)-5-methoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-3-oxa-8-azabicyclo[3.2.1]octan-6-yl]acetic acid;

Endo-2-[(1S,5R)-9-[[(4R)-4-(2-chloro-3-fluoro-phenyl)-5-ethoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-3-oxa-9-azabicyclo[3.3.1]nonan-7-yl]acetic acid;

Exo-2-[(1S,5R)-9-[[(4R)-4-(2-chloro-3-fluoro-phenyl)-5-ethoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-3-oxa-9-azabicyclo[3.3.1]nonan-7-yl]acetic acid;

Exo-2-[(1S,5R)-9-[[(4R)-4-(2-bromo-4-fluoro-phenyl)-5-ethoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-3-oxa-9-azabicyclo[3.3.1]nonan-7-yl]acetic acid;

Exo-2-[(1S,5R)-9-[[(4R)-4-(2-bromo-3-fluoro-phenyl)-5-ethoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-3-oxa-9-azabicyclo[3.3.1]nonan-7-yl]acetic acid;

Exo-2-[(1S,5R)-9-[[(4R)-4-(2-chloro-3,4-difluoro-phenyl)-5-ethoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-3-oxa-9-azabicyclo[3.3.1]nonan-7-yl]acetic acid;

Ethyl (4R)-6-[[(1S,5R)-7-endo-acetamido-3-oxa-9-azabicyclo[3.3.1]nonan-9-yl]methyl]-4-(2-bromo-4-fluoro-phenyl)-2-thiazol-2-yl-1,4-dihydropyrimidine-5-carboxylate;

Ethyl (4R)-6-[[(1S,5R)-7-exo-acetamido-3-oxa-9-azabicyclo[3.3.1]nonan-9-yl]methyl]-4-(2-bromo-4-fluoro-phenyl)-2-thiazol-2-yl-1,4-dihydropyrimidine-5-carboxylate;

Exo-2-[(1S,5R)-9-[[(4R)-4-(2-chlorophenyl)-5-ethoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-3-oxa-9-azabicyclo[3.3.1]nonan-7-yl]acetic acid;

Exo-2-[(1S,5R)-9-[[(4R)-4-(2-chloro-3,4-difluoro-phenyl)-5-methoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-3-oxa-9-azabicyclo[3.3.1]nonan-7-yl]acetic acid;

Exo-2-[(1S,5R)-9-[[(4R)-4-(2-bromo-3-fluoro-phenyl)-5-methoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-3-oxa-9-azabicyclo[3.3.1]nonan-7-yl]acetic acid;

Exo-2-[(1S,5R)-9-[[(4R)-4-(2,3-difluorophenyl)-5-ethoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-3-oxa-9-azabicyclo[3.3.1]nonan-7-yl]acetic acid;

Exo-2-[(1S,5R)-9-[[(4R)-4-(2-bromophenyl)-5-methoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-3-oxa-9-azabicyclo[3.3.1]nonan-7-yl]acetic acid;

Exo-2-[(1S,5R)-9-[[(4R)-4-(2-bromophenyl)-5-ethoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-3-oxa-9-azabicyclo[3.3.1]nonan-7-yl]acetic acid;

Exo-2-[(1S,5R)-9-[[(4S)-4-(3,4-difluoro-2-methyl-phenyl)-5-ethoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-3-oxa-9-azabicyclo[3.3.1]nonan-7-yl]acetic acid;

3-[(1S,5R)-9-[[(4R)-4-(2-chloro-4-fluoro-phenyl)-5-methoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-3-oxa-7,9-diazabicyclo[3.3.1]nonan-7-yl]-2,2-dimethyl-3-oxo-propanoic acid;

Exo-2-[(1S,5R)-9-[[(4R)-4-(2-bromo-3,4-difluoro-phenyl)-5-ethoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-3-oxa-9-azabicyclo[3.3.1]nonan-7-yl]acetic acid;

(1S,5R)-8-[[(4R)-4-(2-chloro-4-fluoro-phenyl)-5-methoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-3-oxa-8-azabicyclo[3.2.1]octane-5-carboxylic acid;

(1R,5S)-8-[[(4R)-4-(2-chloro-4-fluoro-phenyl)-5-methoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-3-oxa-8-azabicyclo[3.2.1]octane-5-carboxylic acid;

8-[[(4R)-4-(2-chloro-3-fluoro-phenyl)-5-ethoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-3-oxa-8-azabicyclo[3.2.1]octane-5-carboxylic acid;

(1S,5R)-8-[[(4S)-4-(3,4-difluoro-2-methyl-phenyl)-5-methoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-3-oxa-8-azabicyclo[3.2.1]octane-5-carboxylic acid;

(1R,5S)-8-[[(4S)-4-(3,4-difluoro-2-methyl-phenyl)-5-methoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-3-oxa-8-azabicyclo[3.2.1]octane-5-carboxylic acid;

2-[(1R,3S,5S)-8-[[(4R)-4-(2-chloro-4-fluoro-phenyl)-5-methoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-6,6-difluoro-8-azabicyclo[3.2.1]octan-3-yl]acetic acid;

2-[(1S,3R,5R)-8-[[(4R)-4-(2-chloro-4-fluoro-phenyl)-5-methoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-6,6-difluoro-8-azabicyclo[3.2.1]octan-3-yl]acetic acid;

2-[(1R,3S,5S)-8-[[(4R)-4-(2-chloro-3-fluoro-phenyl)-5-methoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-6,6-difluoro-8-azabicyclo[3.2.1]octan-3-yl]acetic acid;

2-[(1S,3R,5R)-8-[[(4R)-4-(2-chloro-3-fluoro-phenyl)-5-methoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-6,6-difluoro-8-azabicyclo[3.2.1]octan-3-yl]acetic acid;

2-[(1R,3S,5S)-8-[[(4R)-4-(2-chlorophenyl)-5-methoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-6,6-difluoro-8-azabicyclo[3.2.1]octan-3-yl]acetic acid;

2-[(1S,3R,5R)-8-[[(4R)-4-(2-chlorophenyl)-5-methoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-6,6-difluoro-8-azabicyclo[3.2.1]octan-3-yl]acetic acid;

2-[(1R,3S,5S)-8-[[(4R)-4-(2-bromophenyl)-5-ethoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-6,6-difluoro-8-azabicyclo[3.2.1]octan-3-yl]acetic acid;

2-[(1S,3R,5R)-8-[[(4R)-4-(2-bromophenyl)-5-ethoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-6,6-difluoro-8-azabicyclo[3.2.1]octan-3-yl]acetic acid;

2-[(1R,3S,5S)-8-[[(4R)-4-(2-bromo-3-fluoro-phenyl)-5-methoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-6,6-difluoro-8-azabicyclo[3.2.1]octan-3-yl]acetic acid;

2-[(1S,3R,5R)-8-[[(4R)-4-(2-bromo-3-fluoro-phenyl)-5-methoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-6,6-difluoro-8-azabicyclo[3.2.1]octan-3-yl]acetic acid;

2-[(1R,3S,5S)-8-[[(4S)-4-(4-chloro-3-fluoro-phenyl)-5-methoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-6,6-difluoro-8-azabicyclo[3.2.1]octan-3-yl]acetic acid;

2-[(1S,3R,5R)-8-[[(4S)-4-(4-chloro-3-fluoro-phenyl)-5-methoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-6,6-difluoro-8-azabicyclo[3.2.1]octan-3-yl]acetic acid;

2-[(1R,3S,5S)-8-[[(4R)-4-(2-chloro-3-fluoro-phenyl)-5-ethoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-6,6-difluoro-8-azabicyclo[3.2.1]octan-3-yl]acetic acid;

2-[(1S,3R,5R)-8-[[(4R)-4-(2-chloro-3-fluoro-phenyl)-5-ethoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-6,6-difluoro-8-azabicyclo[3.2.1]octan-3-yl]acetic acid;

2-[(1S,5S,6R,7R)-9-[[(4R)-4-(2-chloro-3-fluoro-phenyl)-5-methoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-6-fluoro-3-oxa-9-azabicyclo[3.3.1]nonan-7-yl]acetic acid;

2-[(1R,5R,6S,7S)-9-[[(4R)-4-(2-chloro-3-fluoro-phenyl)-5-methoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-6-fluoro-3-oxa-9-azabicyclo[3.3.1]nonan-7-yl]acetic acid;

2-[(1S,5S,6R,7R)-9-[[(4R)-4-(2-chlorophenyl)-5-ethoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-6-fluoro-3-oxa-9-azabicyclo[3.3.1]nonan-7-yl]acetic acid;

2-[(1R,5R,6S,7S)-9-[[(4R)-4-(2-chlorophenyl)-5-ethoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-6-fluoro-3-oxa-9-azabicyclo[3.3.1]nonan-7-yl]acetic acid;

(4R)-4-(2-Chloro-4-fluoro-phenyl)-6-(4,10-dioxa-5,12-diaza-tricyclo[6.3.1.0*2,6*]dodeca-2,5-dien-12-ylmethyl)-2-thiazol-2-yl-1,4-dihydro-pyrimidine-5-carboxylic acid methyl ester;

(4R)-4-(2-Chloro-4-fluoro-phenyl)-6-(5,10-dioxa-4,12-diaza-tricyclo[6.3.1.0*2,6*]dodeca-2(6),3-dien-12-ylmethyl)-2-thiazol-2-yl-1,4-dihydro-pyrimidine-5-carboxylic acid methyl ester;

(4R)-4-(2-Chloro-4-fluoro-phenyl)-6-(7-fluoro-5,10-dioxa-4,12-diaza-tricyclo[6.3.1.0*2,6*]dodeca-2(6),3-dien-12-ylmethyl)-2-thiazol-2-yl-1,4-dihydropyrimidine-5-carrboxylic acid methyl ester;

(R)-4-(2-Chloro-4-fluoro-phenyl)-6-(7,7-difluoro-10-oxa-4,5,12-triaza-tricyclo[6.3.1.0*2,6*]dodeca-2(6),3-dien-12-ylmethyl)-2-thiazol-2-yl-1,4-dihydro-pyrimidine-5-arboxylic acid methyl ester;

Methyl (4R)-4-(2-chloro-4-fluorophenyl)-6-[(6,6-difluoro-3-oxa-8-azabicyclo[3.2.1]octan-8-yl)methyl]-2-(1,3-thiazol-2-yl)-1,4-dihydropyrimidine-5-carboxylate;

2-[(1R,3R,5S)-8-[[(4R)-4-(2-chloro-4-fluoro-phenyl)-5-methoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-6,6-difluoro-8-azabicyclo[3.2.1]octan-3-yl]acetic acid;

2-[(1S,3S,5R)-8-[[(4R)-4-(2-chloro-4-fluoro-phenyl)-5-methoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-6,6-difluoro-8-azabicyclo[3.2.1]octan-3-yl]acetic acid;

2-[(1R,3R,5S)-8-[[(4S)-4-(3,4-difluoro-2-methyl-phenyl)-5-methoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-6,6-difluoro-8-azabicyclo[3.2.1]octan-3-yl]acetic acid;

2-[(1S,3S,5R)-8-[[(4S)-4-(3,4-difluoro-2-methyl-phenyl)-5-methoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-6,6-difluoro-8-azabicyclo[3.2.1]octan-3-yl]acetic acid;

2-[(1R,3R,5S)-8-[[(4S)-4-(4-chloro-3-fluoro-phenyl)-5-methoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-6,6-difluoro-8-azabicyclo[3.2.1]octan-3-yl]acetic acid or 2-[(1 S,3 S,5R)-8-[[(4S)-4-(4-chloro-3-fluoro-phenyl)-5-methoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-6,6-difluoro-8-azabicyclo[3.2.1]octan-3-yl]acetic acid;

2-[(1R,3S,5S)-8-[[(4S)-4-(3,4-difluorophenyl)-5-methoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-6,6-difluoro-8-azabicyclo[3.2.1]octan-3-yl]acetic acid;

2-[(1S,3R,5R)-8-[[(4S)-4-(3,4-difluoro-phenyl)-5-methoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-6,6-difluoro-8-azabicyclo[3.2.1]octan-3-yl]acetic acid;

2-[(3R)-8-[[(4R)-4-(2-chloro-4-fluoro-phenyl)-5-methoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-6,6-difluoro-3-hydroxy-8-azabicyclo[3.2.1]octan-3-yl]acetic acid;

2-[(3S)-8-[[(4R)-4-(2-chloro-4-fluoro-phenyl)-5-methoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-6,6-difluoro-3-hydroxy-8-azabicyclo[3.2.1]octan-3-yl]acetic acid;

2-[(3R)-8-[[(4R)-4-(3,4-difluoro-2-methyl-phenyl)-5-methoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-6,6-difluoro-3-hydroxy-8-azabicyclo[3.2.1]octan-3-yl]acetic acid;

2-[(3S)-8-[[(4S)-4-(3,4-difluoro-2-methyl-phenyl)-5-methoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-6,6-difluoro-3-hydroxy-8-azabicyclo[3.2.1]octan-3-yl]acetic acid;

2-[(3R)-8-[[(4R)-4-(2-chloro-3-fluoro-phenyl)-5-methoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-6,6-difluoro-3-hydroxy-8-azabicyclo[3.2.1]octan-3-yl]acetic acid;

2-[(3S)-8-[[(4R)-4-(2-chloro-3-fluoro-phenyl)-5-methoxyc arb onyl-2-thi azol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-6,6-difluoro-3-hydroxy-8-azabicyclo[3.2.1]octan-3-yl]acetic acid;

Methyl (4R)-6-[(3-acetyl-3,8-diaz ab icyclo[3.2.1]octan-8-yl)methyl]-4-(2-chloro-4-fluoro-phenyl)-2-thiazol-2-yl-1,4-dihydropyrimidine-5-carboxylate;

2-[(7S)-9-[[(4R)-4-(2-chloro-4-fluoro-phenyl)-5-methoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-6-hydroxy-3-oxa-9-azabicyclo[3.3.1]nonan-7-yl]acetic acid;

2-[(7R)-9-[[(4R)-4-(2-chloro-4-fluoro-phenyl)-5-methoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-6-hydroxy-3-oxa-9-azabicyclo[3.3.1]nonan-7-yl]acetic acid;

2-[(7R)-9-[[(4R)-4-(2-chloro-4-fluoro-phenyl)-5-methoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-6,6-difluoro-3-oxa-9-azabicyclo[3.3.1]nonan-7-yl]acetic acid;

2-[(7S)-9-[[(4R)-4-(2-chloro-4-fluoro-phenyl)-5-methoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-6,6-difluoro-3-oxa-9-azabicyclo[3.3.1]nonan-7-yl]acetic acid;

2-[(7R)-9-[[(4S)-4-(3,4-difluoro-2-methyl-phenyl)-5-ethoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-6,6-difluoro-3-oxa-9-azabicyclo[3.3.1]nonan-7-yl]acetic acid;

2-[(7S)-9-[[(4S)-4-(3,4-difluoro-2-methyl-phenyl)-5-ethoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-6,6-difluoro-3-oxa-9-azabicyclo[3.3.1]nonan-7-yl]acetic acid;

2-[(7R)-9-[[(4R)-4-(2-chloro-3-fluoro-phenyl)-5-ethoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-6,6-difluoro-3-oxa-9-azabicyclo[3.3.1]nonan-7-yl]acetic acid;

2-[(7S)-9-[[(4R)-4-(2-chloro-3-fluoro-phenyl)-5-ethoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-6,6-difluoro-3-oxa-9-azabicyclo[3.3.1]nonan-7-yl]acetic acid;

2-[(1R,5R,7S)-9-[[(4R)-4-(2-chloro-3,4-difluoro-phenyl)-5-methoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-6,6-difluoro-3-oxa-9-azabicyclo[3.3.1]nonan-7-yl]acetic acid or 2-[(1S,5S,7R)-9-[[(4R)-4-(2-chloro-3,4-difluoro-phenyl)-5-methoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-6,6-difluoro-3-oxa-9-azabicyclo[3.3.1]nonan-7-yl]acetic acid;

2-[(1R,5R,7S)-9-[[(4S)-4-(3,4-difluoro-2-methyl-phenyl)-5-methoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-6,6-difluoro-3-oxa-9-azabicyclo[3.3.1]nonan-7-yl]acetic acid or 2-[(1S,5S,7R)-9-[[(4S)-4-(3,4-difluoro-2-methyl-phenyl)-5-methoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-6,6-difluoro-3-oxa-9-azabicyclo[3.3.1]nonan-7-yl]acetic acid;

Methyl (4R)-4-(2-chloro-4-fluoro-phenyl)-6-[(6-oxo-3-oxa-7,9-diazabicyclo[3.3.1]nonan-9-yl)methyl]-2-thiazol-2-yl-1,4-dihydropyrimidine-5-carboxylate;

Endo-2-[9-[[(4R)-4-(2-bromophenyl)-5-methoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-3-oxa-9-azabicyclo[3.3.1]nonan-7-yl]acetic acid;

Endo-2-[9-[[(4R)-4-(2-chloro-3,4-difluoro-phenyl)-5-methoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-3-oxa-9-azabicyclo[3.3.1]nonan-7-yl]acetic acid;

Endo-2-[9-[[(4S)-4-(4-chloro-3-fluoro-phenyl)-5-methoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-3-oxa-9-azabicyclo[3.3.1]nonan-7-yl]acetic acid;

Methyl (4R)-4-(2-chloro-4-fluoro-phenyl)-6-[[7-(2-ethoxy-1-hydroxy-2-oxo-ethyl)-7-hydroxy-3-oxa-9-azabicyclo[3.3.1]nonan-9-yl]methyl]-2-thiazol-2-yl-1,4-dihydropyrimidine-5-carboxylate;

Methyl (4R)-4-(2-chloro-4-fluoro-phenyl)-6-[[7-(2-ethoxy-2-oxo-ethyl)-6,7-dihydroxy-3-oxa-9-azabicyclo[3.3.1]nonan-9-yl]methyl]-2-thiazol-2-yl-1,4-dihydropyrimidine-5-carboxylate;

7-amino-9-[[(4R)-4-(2-chloro-4-fluoro-phenyl)-5-methoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-3-oxa-9-azabicyclo[3.3.1]nonane-7-carboxylic acid;

7-amino-9-[[(4R)-4-(2,3-difluorophenyl)-5-ethoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-3-oxa-9-azabicyclo[3.3.1]nonane-7-carboxylic acid;

7-amino-9-[[(4R)-4-(2-bromo-4-fluoro-phenyl)-5-ethoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-3-oxa-9-azabicyclo[3.3.1]nonane-7-carboxylic acid;

Methyl (4R)-4-(2-chloro-4-fluoro-phenyl)-6-(8-oxa-3-azabicyclo[3.2.1]octan-3-ylmethyl)-2-thiazol-2-yl-1,4-dihydropyrimidine-5-carboxylate;

Methyl (4R)-4-(2-chloro-4-fluoro-phenyl)-6-[(5,5-difluoro-2-azabicyclo[2.2.1]heptan-2-yl)methyl]-2-thiazol-2-yl-1,4-dihydropyrimidine-5-carboxylate;

Methyl (4R)-4-(2-chloro-4-fluoro-phenyl)-6-[(5,5-difluoro-3-azabicyclo[2.2.1]heptan-3-yl)methyl]-2-thiazol-2-yl-1,4-dihydropyrimidine-5-carboxylate;

Methyl (4R)-6-[[4-(acetamidomethyl)-5-oxa-2-azabicyclo[2.2.1]heptan-2-yl]methyl]-4-(2-chloro-4-fluoro-phenyl)-2-thiazol-2-yl-1,4-dihydropyrimidine-5-carboxylate;

Methyl (4R)-4-(2-chloro-4-fluoro-phenyl)-6-[[7-(2-ethoxy-2-oxo-ethyl)-7-(methanesulfonamido)-3-oxa-9-azabicyclo[3.3.1]nonan-9-yl]methyl]-2-thiazol-2-yl-1,4-dihydropyrimidine-5-carboxylate;

Methyl (4R)-4-(2-chloro-4-fluoro-phenyl)-6-[[7-(2-ethoxy-2-oxo-ethyl)-7-[(2,2,2-trifluoroacetyl)amino]-3-oxa-9-azabicyclo[3.3.1]nonan-9-yl]methyl]-2-thiazol-2-yl-1,4-dihydropyrimidine-5-carboxylate;

(1S,4R)-7-[[(4R)-4-(2-chloro-4-fluoro-phenyl)-5-methoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-2,2-difluoro-7-azabicyclo[2.2.1]heptane-4-carboxylic acid;

(1R,4S)-7-[[(4R)-4-(2-chloro-4-fluoro-phenyl)-5-methoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-2,2-difluoro-7-azabicyclo[2.2.1]heptane-4-carboxylic acid;

8-[[(4R)-4-(2-chloro-3-fluoro-phenyl)-5-ethoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-6,6-difluoro-8-azabicyclo[3.2.1]octane-3-carboxylic acid;

(5S)-7-[[(4R)-4-(2-chloro-4-fluoro-phenyl)-5-methoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-2,2-difluoro-7-azabicyclo[2.2.1]heptane-5-carboxylic acid; and

(5R)-7-[[(4R)-4-(2-chloro-4-fluoro-phenyl)-5-methoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-2,2-difluoro-7-azabicyclo[2.2.1]heptane-5-carboxylic acid.

20. A compound of claim 1, selected from

9-[[(4R)-4-(2-chloro-4-fluoro-phenyl)-5-methoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-3-oxa-9-azabicyclo[3.3.1]nonane-7-carboxylic acid;

8-[(R)-6-(2-Chloro-4-fluoro-phenyl)-5-methoxycarbonyl-2-thiazol-2-yl-3,6-dihydro-pyrimidin-4-ylmethyl]-3-oxa-8-aza-bicyclo[3.2.1]octane-6-carboxylic acid;

(R)-6-(7-Carbamoyl-3-oxa-7,9-diaza-bicyclo[3.3.1]non-9-ylmethyl)-4-(2-chloro-4-fluoro-phenyl)-2-thiazol-2-yl-1,4-dihydro-pyrimidine-5-carboxylic acid methyl ester;

(R)-4-(2-Chloro-4-fluoro-phenyl)-6-(7-sulfamoyl-3-oxa-7,9-diaza-bicyclo[3.3.1]non-9-ylmethyl)-2-thiazol-2-yl-1,4-dihydro-pyrimidine-5-carboxylic acid methyl ester;

(R)-4-(2-Chloro-4-fluoro-phenyl)-6-[7-(2-hydroxy-acetyl)-3-oxa-7,9-diaza-bicyclo[3.3.1]non-9-ylmethyl]-2-thiazol-2-yl-1,4-dihydro-pyrimidine-5-carboxylic acid methyl ester;

(R)-6-(7-Carboxymethyl-3-oxa-9-aza-bicyclo[3.3.1]non-9-ylmethyl)-4-(2-chloro-4-fluoro-phenyl)-2-thiazol-2-yl-1,4-dihydro-pyrimidine-5-carboxylic acid methyl ester;

(R)-6-(7-Carboxymethyl-3-oxa-9-aza-bicyclo[3.3.1]non-9-ylmethyl)-4-(2-chloro-4-fluoro-phenyl)-2-thiazol-2-yl-1,4-dihydro-pyrimidine-5-carboxylic acid ethyl ester;

(R)-4-(2-Bromo-4-fluoro-phenyl)-6-(7-carboxymethyl-3-oxa-9-aza-bicyclo[3.3.1]non-9-ylmethyl)-2-thiazol-2-yl-1,4-dihydro-pyrimidine-5-carboxylic acid methyl ester;

(R)-4-(2-Chloro-4-fluoro-phenyl)-6-(10-oxa-4,5,12-triaza-tricyclo[6.3.1.0*2,6*]dodeca-2(6),3-dien-12-ylmethyl)-2-thiazol-2-yl-1,4-dihydro-pyrimidine-5-carboxylic acid methyl ester;

(R)-4-(2-Chloro-4-fluoro-phenyl)-6-(4-oxo-8-oxa-3,10-diaza-bicyclo[4.3.1]dec-10-ylmethyl)-2-thiazol-2-yl-1,4-dihydro-pyrimidine-5-carboxylic acid methyl ester;

(R)-6-(7-Acetylamino-3-oxa-9-aza-bicyclo[3.3.1]non-9-ylmethyl)-4-(2-chloro-4-fluoro-phenyl)-2-thiazol-2-yl-1,4-dihydro-pyrimidine-5-carboxylic acid methyl ester;

(R)-4-(2-Chloro-4-fluoro-phenyl)-6-(7-methanesulfonylamino-3-oxa-9-aza-bicyclo[3.3.1]non-9-ylmethyl)-2-thiazol-2-yl-1,4-dihydro-pyrimidine-5-carboxylic acid methyl ester;

2-[(R)-6-(2-Chloro-4-fluoro-phenyl)-5-methoxycarbonyl-2-thiazol-2-yl-3,6-dihydro-pyrimidin-4-ylmethyl]-4-fluoro-2-aza-bicyclo[2.1.1]hexane-1-carboxylic acid;

6-(7-Carboxymethyl-3-thia-9-aza-bicyclo[3.3.1]non-9-ylmethyl)-4-(2-chloro-4-fluoro-phenyl)-2-thiazol-2-yl-1,4-dihydro-pyrimidine-5-carboxylic acid methyl ester;

(R)-4-(2-Chloro-4-fluoro-phenyl)-6-(9-oxa-3,4,11-triaza-tricyclo[5.3.1.0*2,6*]undeca-2(6),4-dien-11-ylmethyl)-2-thiazol-2-yl-1,4-dihydro-pyrimidine-5-carboxylic acid methyl ester;

2-[[(1R,5S)-9-[[(4R)-4-(2-chloro-4-fluoro-phenyl)-5-methoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-3-oxa-9-azabicyclo[3.3.1]nonan-7-yl]oxy]acetic acid;

2-[[8-[[(4R)-4-(2-bromo-4-fluoro-phenyl)-5-ethoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-3-oxa-8-azabicyclo[3.2.1]octan-6-yl]oxy]acetic acid;

8-[[(4R)-4-(2-bromo-4-fluoro-phenyl)-5-ethoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-3-oxa-8-azabicyclo[3.2.1]octane-6-carboxylic acid;

Methyl (4R)-4-(2-bromo-4-fluoro-phenyl)-6-[(7-carbamoyl-3-oxa-7,9-diazabicyclo[3.3.1]nonan-9-yl)methyl]-2-thiazol-2-yl-1,4-dihydropyrimidine-5-carboxylate;

Methyl (4R)-4-(2-chloro-4-fluoro-phenyl)-6-[[(1R,5S)-7-endo-(sulfamoylamino)-3-oxa-9-azabicyclo[3.3.1]nonan-9-yl]methyl]-2-thiazol-2-yl-1,4-dihydropyrimidine-5-carboxylate;

Methyl (4R)-4-(2-chloro-4-fluoro-phenyl)-6-[[(1R,5S)-7-exo-(methanesulfonamido)-3-oxa-9-azabicyclo[3.3.1]nonan-9-yl]methyl]-2-thiazol-2-yl-1,4-dihydropyrimidine-5-carboxylate;

2-[(1R,5S,6S)-8-[[(4R)-4-(2-bromo-4-fluoro-phenyl)-5-methoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-3-oxa-8-azabicyclo[3.2.1]octan-6-yl]acetic acid;

Exo-2-[(1S,5R)-9-[[(4R)-4-(2-chloro-3-fluoro-phenyl)-5-ethoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-3-oxa-9-azabicyclo[3.3.1]nonan-7-yl]acetic acid;

Exo-2-[(1S,5R)-9-[[(4S)-4-(3,4-difluoro-2-methyl-phenyl)-5-ethoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-3-oxa-9-azabicyclo[3.3.1]nonan-7-yl]acetic acid;

(1S,5R)-8-[[(4R)-4-(2-chloro-4-fluoro-phenyl)-5-methoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-3-oxa-8-azabicyclo[3.2.1]octane-5-carboxylic acid;

(1R,5S)-8-[[(4R)-4-(2-chloro-4-fluoro-phenyl)-5-methoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-3-oxa-8-azabicyclo[3.2.1]octane-5-carboxylic acid;

2-[(1R,3S,5S)-8-[[(4R)-4-(2-chloro-4-fluoro-phenyl)-5-methoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-6,6-difluoro-8-azabicyclo[3.2.1]octan-3-yl]acetic acid;

2-[(1S,3R,5R)-8-[[(4R)-4-(2-chloro-4-fluoro-phenyl)-5-methoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-6,6-difluoro-8-azabicyclo[3.2.1]octan-3-yl]acetic acid;

2-[(1R,3S,5S)-8-[[(4R)-4-(2-chloro-3-fluoro-phenyl)-5-methoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-6,6-difluoro-8-azabicyclo[3.2.1]octan-3-yl]acetic acid;

2-[(1S,3R,5R)-8-[[(4R)-4-(2-chloro-3-fluoro-phenyl)-5-methoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-6,6-difluoro-8-azabicyclo[3.2.1]octan-3-yl]acetic acid;

2-[(1R,3S,5S)-8-[[(4R)-4-(2-chloro-3-fluoro-phenyl)-5-ethoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-6,6-difluoro-8-azabicyclo[3.2.1]octan-3-yl]acetic acid;

2-[(1S,3R,5R)-8-[[(4R)-4-(2-chloro-3-fluoro-phenyl)-5-ethoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-6,6-difluoro-8-azabicyclo[3.2.1]octan-3-yl]acetic acid;

2-[(1R,3R,5S)-8-[[(4R)-4-(2-chloro-4-fluoro-phenyl)-5-methoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-6,6-difluoro-8-azabicyclo[3.2.1]octan-3-yl]acetic acid;

2-[(1S,3S,5R)-8-[[(4R)-4-(2-chloro-4-fluoro-phenyl)-5-methoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-6,6-difluoro-8-azabicyclo[3.2.1]octan-3-yl]acetic acid;

2-[(1R,3S,5S)-8-[[(4S)-4-(3,4-difluorophenyl)-5-methoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-6,6-difluoro-8-azabicyclo[3.2.1]octan-3-yl]acetic acid;

2-[(1S,3R,5R)-8-[[(4S)-4-(3,4-difluoro-phenyl)-5-methoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-6,6-difluoro-8-azabicyclo[3.2.1]octan-3-yl]acetic acid;

2-[(3R)-8-[[(4R)-4-(2-chloro-4-fluoro-phenyl)-5-methoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-6,6-difluoro-3-hydroxy-8-azabicyclo[3.2.1]octan-3-yl]acetic acid;

2-[(3S)-8-[[(4R)-4-(2-chloro-4-fluoro-phenyl)-5-methoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-6,6-difluoro-3-hydroxy-8-azabicyclo[3.2.1]octan-3-yl]acetic acid;

2-[(3R)-8-[[(4R)-4-(3,4-difluoro-2-methyl-phenyl)-5-methoxycarb onyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-6,6-difluoro-3-hydroxy-8-azabicyclo[3.2.1]octan-3-yl]acetic acid;

2-[(3S)-8-[[(4S)-4-(3,4-difluoro-2-methyl-phenyl)-5-methoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-6,6-difluoro-3-hydroxy-8-azabicyclo[3.2.1]octan-3-yl]acetic acid;

2-[(3R)-8-[[(4R)-4-(2-chloro-3-fluoro-phenyl)-5-methoxyc arbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-6,6-difluoro-3-hydroxy-8-azabicyclo[3.2.1]octan-3-yl]acetic acid;

2-[(3S)-8-[[(4R)-4-(2-chloro-3-fluoro-phenyl)-5-methoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-6,6-difluoro-3-hydroxy-8-azabicyclo[3.2.1]octan-3-yl]acetic acid;

2-[(7R)-9-[[(4R)-4-(2-chloro-4-fluoro-phenyl)-5-methoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-6,6-difluoro-3-oxa-9-azabicyclo[3.3.1]nonan-7-yl]acetic acid;

2-[(7S)-9-[[(4R)-4-(2-chloro-4-fluoro-phenyl)-5-methoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-6,6-difluoro-3-oxa-9-azabicyclo[3.3.1]nonan-7-yl]acetic acid;

Methyl (4R)-4-(2-chloro-4-fluoro-phenyl)-6-[[7-(2-ethoxy-2-oxo-ethyl)-7-(methanesulfonamido)-3-oxa-9-azabicyclo[3.3.1]nonan-9-yl]methyl]-2-thiazol-2-yl-1,4-dihydropyrimidine-5-carboxylate;

(1S,4R)-7-[[(4R)-4-(2-chloro-4-fluoro-phenyl)-5-methoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-2,2-difluoro-7-azabicyclo[2.2.1]heptane-4-carboxylic acid;

(1R,4S)-7-[[(4R)-4-(2-chloro-4-fluoro-phenyl)-5-methoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-2,2-difluoro-7-azabicyclo[2.2.1]heptane-4-carboxylic acid;

8-[[(4R)-4-(2-chloro-3-fluoro-phenyl)-5-ethoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-6,6-difluoro-8-azabicyclo[3.2.1]octane-3-carboxylic acid;

2-[(7R)-9-[[(4R)-4-(2-chloro-3-fluoro-phenyl)-5-ethoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-6,6-difluoro-3-oxa-9-azabicyclo[3.3.1]nonan-7-yl]acetic acid; and

2-[(7S)-9-[[(4R)-4-(2-chloro-3-fluoro-phenyl)-5-ethoxycarbonyl-2-thiazol-2-yl-1,4-dihydropyrimidin-6-yl]methyl]-6,6-difluoro-3-oxa-9-azabicyclo[3.3.1]nonan-7-yl]acetic acid.

21. A process for the preparation of a compound of claim 1 comprising the reaction of

(a) a compound of formula (A)

22. A compound of claim 1 for use as therapeutically active substance.

23. A pharmaceutical composition comprising a compound of claims 1 and a therapeutically inert carrier.

24. A compound according to any one of claims 1, when manufactured according to a process of claim 21.

25. A method for the treatment or prophylaxis of hepatitis B virus infection, which method comprises administering an effective amount of a compound of claim 1.

11. A compound of formula I, wherein

R¹ is C_1-6alkyl;

R² is phenyl, which is once or twice or three times substituted by halogen;

R³ is hydrogen;

R⁴ is

12. A compound of formula I, wherein

R¹ is methyl or ethyl;

R² is phenyl, which is once or twice or three times substituted by fluoro or chloro;

R³ is hydrogen;

R⁴ is