Term Name:	(-)-(4S,5S,10R)-12,18-dihydroxyabieta-8,11,13-trien-20-oic acid-18,20-lactone
Synonyms:	12-hydroxy-19,20-epoxyabieta-8,11,13-trien-20-one
Definition:	An abietane diterpenoid isolated from the stem bark of Fraxinus sieboldiana.
Ontology:	ChEBI [CHEBI:70555]  ( EBI )