Term Name:	cepham
Synonyms:	(6R)-5-thia-1-azabicyclo[4.2.0]octan-8-one, cepham
Definition:	An organic heterobicyclic compound that consists of (6R)-5-thia-1-azabicyclo[4.2.0]octane bearing an 8-keto substituent. The parent of the class of cephams.
Ontology:	ChEBI [CHEBI:35993]  ( EBI )