(3S,5R,10R,13S,14S)-17-((R)-1,5-Dimethyl-hex-4-enyl)-4,4,10,13,14-pentamethyl-2,3,4,5,6,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-3-ol 472-28-6 AIDS-075039 AIDS075039 Butyrospermol Eupha-7,24-dien-3 beta-ol Lanosta-7,24-dien-3-ol,(3.beta.,13.alpha.,14.beta.,17.alpha.)-