(3-.beta.)-Olean-12-en-3-ol (3S,4aR,5R,6aR,6bR,8S,8aR,12aR,14aR,14bR)-4,4,6a,6b,8a,11,11,14b-Octamethyl-1,2,3,4,4a,5,6,6a,6b,7,8,8a,9,10,11,12,12a,14,14a,14b-eicosahydro-picen-3-ol 559-70-6 AIDS-058054 AIDS058054 beta.-Amyrenol beta.-Amyrin