IUPAC:2-[(1R,3aR,3bS,6S,9bS,11aR)-3b,6,9b,11a-tetramethyl-7-(2-methyl-1-oxopropan-2-yl)-1-(propan-2-yl)-1H,2H,3H,3aH,3bH,4H,5H,6H,7H,8H,9H,9bH,10H,11H,11aH-cyclopenta[a]phenanthren-6-yl]acetic acid
IUPAC:2-[(1R,3aR,3bS,6S,9bS,11aR)-3b,6,9b,11a-tetramethyl-7-(2-methyl-1-oxopropan-2-yl)-1-(propan-2-yl)-1H,2H,3H,3aH,3bH,4H,5H,6H,7H,8H,9H,9bH,10H,11H,11aH-cyclopenta[a]phenanthren-6-yl]acetic acid