IUPAC:methyl 2-[(1R,3aS,3bS,5aS,7S,9aS,9bS,11aR)-7-(acetyloxy)-9a,11a-dimethyl-hexadecahydro-1H-cyclopenta[a]phenanthren-1-yl]acetate
IUPAC:methyl 2-[(1R,3aS,3bS,5aS,7S,9aS,9bS,11aR)-7-(acetyloxy)-9a,11a-dimethyl-hexadecahydro-1H-cyclopenta[a]phenanthren-1-yl]acetate