The molecule is a pentacyclic triterpenoid that is oleana-11,13(18)-diene substituted by a sulfoxy group at position 3 and a carboxy group at position 28. It has been isolated from the leaves and twigs of Fatsia polycarpa. It has a role as a plant metabolite. It is a monocarboxylic acid, a pentacyclic triterpenoid and a sulfuric ester. It derives from a hydride of an oleanane.
(4aS,6aR,6aS,6bR,8aR,10S,12aS)-2,2,6a,6b,9,9,12a-heptamethyl-10-sulfooxy-1,3,4,5,6,6a,7,8,8a,10,11,12-dodecahydropicene-4a-carboxylic acid