The molecule is a pentacyclic triterpenoid with formula C30H50O2, originally isolated from Tripterygium hypoglaucum. It has a role as a plant metabolite. It is a pentacyclic triterpenoid, a cyclic terpene ketone and a primary alcohol. It derives from a hydride of a friedelane.
(4R,4aS,6aS,6aS,6bR,8aS,11R,12aR,14aS,14bS)-11-(hydroxymethyl)-4,4a,6a,6b,8a,11,14a-heptamethyl-2,4,5,6,6a,7,8,9,10,12,12a,13,14,14b-tetradecahydro-1H-picen-3-one