CPC Class Codes
A61P 27/02
Ophthalmic agents
C07B 41/04
of ether, acetal or ketal g...
C07C 205/04
containing six-membered aro...
C07C 255/50
to carbon atoms of non-cond...
C07C 317/14
having sulfone or sulfoxide...
C07D 231/12
with only hydrogen atoms, h...
C07D 231/20
One oxygen atom attached in...
C07D 231/56
Benzopyrazoles; Hydrogenate...
C07D 237/14
Oxygen atoms
C07D 249/04
1,2,3-Triazoles; Hydrogenat...
C07D 249/08
1,2,4-Triazoles; Hydrogenat...
C07D 249/12
Oxygen or sulfur atoms
C07D 401/12
linked by a chain containin...
C07D 403/12
linked by a chain containin...
C07D 407/04
directly linked by a ring-m...
C07D 407/12
linked by a chain containin...
C07D 409/12
linked by a chain containin...
C07D 413/12
linked by a chain containin...
C07D 417/12
linked by a chain containin...
C07D 471/04
Ortho-condensed systems
C07D 487/04 :
Ortho-condensed systems
C07F 7/0812 :
comprising a heterocyclic ring
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