DIFF Subgroup
A61K 31/336 having three-membered rings, e.g. oxirane, fumagillin
Introduced: January 2000
Full Title
Medicinal preparations containing organic active ingredients > Heterocyclic compounds > having oxygen as the only ring hetero atom, e.g. fungichromin > having three-membered rings, e.g. oxirane, fumagillin
No child classifications to compare. This is a leaf node in both IPC and CPC.