The molecule is a pentacyclic triterpenoid that is olean-12-ene substituted by hydroxy groups at 3beta and 27-positions and a carboxy group at position 28. It is a pentacyclic triterpenoid, a monocarboxylic acid and a diol. It derives from a hydride of an oleanane.
(4aS,6aR,6aR,6bR,8aR,10S,12aR,14bS)-10-hydroxy-6a-(hydroxymethyl)-2,2,6b,9,9,12a-hexamethyl-1,3,4,5,6,6a,7,8,8a,10,11,12,13,14b-tetradecahydropicene-4a-carboxylic acid