The molecule is a pentacyclic triterpenod that is 9beta,19-cyclolanost-24-ene which is substituted by hydroxy groups at the 3beta and 28 positions. It is a pentacyclic triterpenoid, a member of phytosterols and a 3beta-hydroxy-4alpha-hydroxymethyl-4beta-methylsteroid. It derives from a hydride of a lanostane.
(1S,3R,6S,7R,8R,11S,12S,15R,16R)-7-(hydroxymethyl)-7,12,16-trimethyl-15-[(2R)-6-methylhept-5-en-2-yl]pentacyclo[9.7.0.01,3.03,8.012,16]octadecan-6-ol