IUPAC:4-[(1R,3S,3aR,4S,5aR,6R,7S,9aS,11aR)-3,4,7-trihydroxy-6-(hydroxymethyl)-3a,6,9a,11a-tetramethyl-10-oxo-1H,2H,3H,3aH,4H,5H,5aH,6H,7H,8H,9H,9aH,10H,11H,11aH-cyclopenta[a]phenanthren-1-yl]pent-4-enoic acid
IUPAC:4-[(1R,3S,3aR,4S,5aR,6R,7S,9aS,11aR)-3,4,7-trihydroxy-6-(hydroxymethyl)-3a,6,9a,11a-tetramethyl-10-oxo-1H,2H,3H,3aH,4H,5H,5aH,6H,7H,8H,9H,9aH,10H,11H,11aH-cyclopenta[a]phenanthren-1-yl]pent-4-enoic acid