IUPAC:2-({[(1S,3aS,3bR,9bS,11aS)-1,7-dihydroxy-11a-methyl-1H,2H,3H,3aH,3bH,4H,5H,9bH,10H,11H,11aH-cyclopenta[a]phenanthren-5-ylidene]amino}oxy)acetic acid
IUPAC:2-({[(1S,3aS,3bR,9bS,11aS)-1,7-dihydroxy-11a-methyl-1H,2H,3H,3aH,3bH,4H,5H,9bH,10H,11H,11aH-cyclopenta[a]phenanthren-5-ylidene]amino}oxy)acetic acid