CPC Class Codes
A61K 31/397
having four-membered rings,...
A61K 31/435
having six-membered rings w...
A61K 31/445
Non condensed piperidines, ...
A61K 31/4468
having a nitrogen directly ...
A61K 31/4523
containing further heterocy...
A61K 31/454
containing a five-membered ...
A61K 31/497
containing further heterocy...
A61K 31/506
not condensed and containin...
A61K 45/06
Mixtures of active ingredie...
A61P 31/12
Antivirals
A61P 35/00
Antineoplastic agents
A61P 35/02
specific for leukemia
A61P 43/00
Drugs for specific purposes...
A61P 7/00
Drugs for disorders of the ...
A61P 7/06
Antianaemics
C07D 205/04
having no double bonds betw...
C07D 211/14
with hydrocarbon or substit...
C07D 211/16
with acylated ring nitrogen...
C07D 211/32
by oxygen atoms
C07D 211/34
with hydrocarbon radicals, ...
C07D 211/58 :
attached in position 4
C07D 401/06 :
linked by a carbon chain co...
C07D 401/12 :
linked by a chain containin...
C07D 471/10 :
Spiro-condensed systems
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