IUPAC: (1S,3aS,5aR,7R,8S,9aR,9bR,11aR)-1-acetyl-3a,7,8-trihydroxy-9a,11a-dimethyl-1H,2H,3H,3aH,5H,5aH,6H,7H,8H,9H,9aH,9bH,10H,11H,11aH-cyclopenta[a]phenanthren-5-one
IUPAC: (1S,3aS,5aR,7R,8S,9aR,9bR,11aR)-1-acetyl-3a,7,8-trihydroxy-9a,11a-dimethyl-1H,2H,3H,3aH,5H,5aH,6H,7H,8H,9H,9aH,9bH,10H,11H,11aH-cyclopenta[a]phenanthren-5-one