The molecule is a tirucallane triterpenoid that is (13alpha,14beta,17alpha,20S,23S)-21,23-epoxylanosta-7,24-diene substituted by an oxo group at position 3. It has been isolated from the stem and stem barks of Cornus walteri. It has a role as a plant metabolite. It is a cyclic terpene ketone, a tirucallane triterpenoid and a member of oxolanes.
(5R,9R,10R,13S,14S,17S)-4,4,10,13,14-pentamethyl-17-[(3S,5S)-5-(2-methylprop-1-enyl)oxolan-3-yl]-1,2,5,6,9,11,12,15,16,17-decahydrocyclopenta[a]phenanthren-3-one