The molecule is a pentacyclic diterpenoid with formula C31H52O2, originally isolated from the leaves of Tripterygium hypoglaucum. It has a role as a plant metabolite. It is an ether, a pentacyclic triterpenoid and a secondary alcohol. It derives from a hydride of an oleanane.
(3S,4aR,6aR,6bS,8aR,12aR,14R,14aR,14bS)-14-methoxy-4,4,6a,6b,8a,11,11,14b-octamethyl-1,2,3,4a,5,6,7,8,9,10,12,12a,14,14a-tetradecahydropicen-3-ol