(1R,3aR,5bR,7aR,9S,11aR,11bR,13aR,13bR)-1-Isopropenyl-3a,5a,5b,8,8,11a-hexamethyl-eicosahydro-cyclopenta[a]chrysen-9-ol 545-47-1 AIDS-030561 AIDS030561 Fagarsterol Lup-20(29)-en-3-ol, (3.beta.)- Lupenol Lupeol Monogynol B NSC90487