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PCE
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DIFF Subgroup
C07D 249/16

condensed with carbocyclic rings or ring systems

Introduced: July 1974

Full Title

Heterocyclic compounds containing five-membered rings having three nitrogen atoms as the only ring hetero atoms > condensed with carbocyclic rings or ring systems

IPC and CPC are identically structured here. All 2 subcodes exist in both systems.

IPC defines codes here since 1974.

Child Classifications

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