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PCE
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DIFF Subgroup
A61K 31/423

condensed with carbocyclic rings

Introduced: January 2000

Full Title

Full titles differ between systems:

IPC:

Medicinal preparations containing organic active ingredients > Heterocyclic compounds > having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins > having five-membered rings with two or more ring hetero atoms, at least one of which is nitrogen, e.g. tetrazole > Oxazoles > condensed with carbocyclic rings

CPC:

Medicinal preparations containing organic active ingredients > Heterocyclic compounds > having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins > having five-membered rings with two or more ring hetero atoms, at least one of which being nitrogen, e.g. tetrazole > Oxazoles > condensed with carbocyclic rings

No child classifications to compare. This is a leaf node in both IPC and CPC.