CPC Class Codes
A61K 2300/00
Mixtures or combinations of...
A61K 31/498
Pyrazines or piperazines or...
A61K 31/4985
Pyrazines or piperazines or...
A61K 31/5025
ortho- or peri-condensed wi...
A61K 31/506
not condensed and containin...
A61K 31/517
ortho- or peri-condensed wi...
A61K 31/519
ortho- or peri-condensed wi...
A61K 31/53
having six-membered rings w...
A61K 31/5377
not condensed and containin...
A61K 31/541
Non-condensed thiazines con...
A61K 31/55
having seven-membered rings...
A61K 31/551
having two nitrogen atoms, ...
A61K 31/553
having at least one nitroge...
A61K 45/06
Mixtures of active ingredie...
C07D 241/42
with only hydrogen atoms, h...
C07D 241/50
with hetero atoms directly ...
C07D 401/04
directly linked by a ring-m...
C07D 401/06
linked by a carbon chain co...
C07D 401/10
linked by a carbon chain co...
C07D 401/12
linked by a chain containin...
C07D 401/14 :
containing three or more he...
C07D 403/04 :
directly linked by a ring-m...
C07D 403/06 :
linked by a carbon chain co...
C07D 403/10 :
linked by a carbon chain co...
C07D 403/12 :
linked by a chain containin...
C07D 403/14 :
containing three or more he...
C07D 405/04 :
directly linked by a ring-m...
C07D 405/06 :
linked by a carbon chain co...
C07D 405/10 :
linked by a carbon chain co...
C07D 405/12 :
linked by a chain containin...
C07D 405/14 :
containing three or more he...
C07D 409/06 :
linked by a carbon chain co...
C07D 409/12 :
linked by a chain containin...
C07D 409/14 :
containing three or more he...
C07D 413/04 :
directly linked by a ring-m...
C07D 413/06 :
linked by a carbon chain co...
C07D 413/12 :
linked by a chain containin...
C07D 413/14 :
containing three or more he...
C07D 417/04 :
directly linked by a ring-m...
C07D 417/06 :
linked by a carbon chain co...
C07D 417/10 :
linked by a carbon chain co...
C07D 417/14 :
containing three or more he...
C07D 451/04 :
with hetero atoms directly ...
C07D 471/04 :
Ortho-condensed systems
C07D 487/04 :
Ortho-condensed systems
C07D 487/08 :
Bridged systems
C07D 491/048 :
the oxygen-containing ring ...
C07D 495/04 :
Ortho-condensed systems
C07D 498/04 :
Ortho-condensed systems
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