The molecule is a pentacyclic triterpenoid that is oleanane which has a double bond between positions 13 and 18, and in which the hydrogen at the 3beta position is replaced by a hydroxy group. It is a pentacyclic triterpenoid and a secondary alcohol. It derives from a hydride of an oleanane.
(3S,4aR,6aR,6bS,8aR,14aR,14bR)-4,4,6a,6b,8a,11,11,14b-octamethyl-1,2,3,4a,5,6,7,8,9,10,12,13,14,14a-tetradecahydropicen-3-ol