The molecule is a pentacyclic triterpenoid of the class of arborinane-type terpenoids isolated from the roots of Rubia yunnanensis. It has a role as a plant metabolite. It is a pentacyclic triterpenoid and a diol.
(3S,3aS,5aS,5bS,6S,7aR,9S,11aS,13aR,13bS)-3a,5a,8,8,11a,13a-hexamethyl-3-propan-2-yl-1,2,3,4,5,5b,6,7,7a,9,10,11,13,13b-tetradecahydrocyclopenta[a]chrysene-6,9-diol