The molecule is a tricyclic diterpenoid isolated from the stem bark of Fraxinus sieboldiana. It has a role as a plant metabolite. It is a cyclic terpene ketone, a member of phenols and a tricyclic diterpenoid.
(4aS,10aR)-6-hydroxy-1,1-dimethyl-7-propan-2-yl-2,3,4,4a,10,10a-hexahydrophenanthren-9-one