IUPAC:(3aS,3bR,5aS,9aS,9bS,11aS)-9a,11a-dimethyl-1H,2H,3H,3aH,3bH,4H,5H,5aH,6H,9H,9aH,9bH,10H,11H,11aH-cyclopenta[a]phenanthren-1-one
IUPAC:(3aS,3bR,5aS,9aS,9bS,11aS)-9a,11a-dimethyl-1H,2H,3H,3aH,3bH,4H,5H,5aH,6H,9H,9aH,9bH,10H,11H,11aH-cyclopenta[a]phenanthren-1-one