The molecule is an abietane diterpenoid with formula C20H26O7, originally isolated from Tripterygium wilfordii. It has a role as a plant metabolite and an anti-inflammatory agent. It is a gamma-lactone, a triol, an epoxide and an abietane diterpenoid.
(1S,2S,4S,5R,6S,7R,8S,10S,12S)-5,6,7-trihydroxy-1-methyl-6-propan-2-yl-3,9,15-trioxahexacyclo[10.7.0.02,4.02,8.08,10.013,17]nonadec-13(17)-en-16-one