The molecule is a hexacyclic triterpenoid that consists of oleanane substituted by hydroxy groups at 3beta, 16alpha and C-30 positions and an oxolane bridge across positions 13 and 28. It is a bridged compound, a cyclic ether, a triol and a hexacyclic triterpenoid. It derives from a hydride of an oleanane.
(1S,2R,4S,5R,8R,10S,13R,14R,17S,18R,20S)-20-(hydroxymethyl)-4,5,9,9,13,20-hexamethyl-24-oxahexacyclo[15.5.2.01,18.04,17.05,14.08,13]tetracosane-2,10-diol