The molecule is a tetracyclic triterpenoid that is lanosta-9(11),24-diene substituted by an oxo group at position 3. It has been isolated from the roots of Rubia yunnanensis. It has a role as a plant metabolite. It is a tetracyclic triterpenoid and a cyclic terpene ketone. It derives from a hydride of a lanostane.
(5R,8S,10S,13R,14S,17R)-4,4,10,13,14-pentamethyl-17-[(2R)-6-methylhept-5-en-2-yl]-1,2,5,6,7,8,12,15,16,17-decahydrocyclopenta[a]phenanthren-3-one