(4R,4aS,6aS,6aS,6bR,8aR,12aR,14aS,14bS)-4,4a,6a,6b,8a,11,11,14a-octamethyl-2,4,5,6,6a,7,8,9,10,12,12a,13,14,14b-tetradecahydro-1H-picen-3-one 559-74-0 D:A-Friedooleanan-3-one (VAN) (8CI)(9CI) EINECS 209-205-1 NSC 55141 855022_ALDRICH DA-friedooleanan-3-one C08626 Friedelin