The molecule is a triterpene resulting from the migration of a methyl group in ring E of the oleanane precursor. It is a stereoisomer of the triterpene ursane (18alpha,19alpha,20beta-ursane).
(1R,2S,4aR,6aR,6aR,6bR,8aS,12aS,14aR,14bR)-1,2,4a,6a,6b,9,9,12a-octamethyl-2,3,4,5,6,6a,7,8,8a,10,11,12,13,14,14a,14b-hexadecahydro-1H-picene