(3S,8R,10R,14R)-4,4,8,10,14-Pentamethyl-17-(5-methyl-1-methylene-hex-4-enyl)-hexadecahydro-cyclopenta[a]phenanthren-3-ol 52914-32-6 AIDS-075044 AIDS075044 Dammara-20,24-dien-3 beta-ol Dammaradienol