IUPAC:(2R)-2-[(1R,2R,3aR,5aR,7S,9aS,11aR)-2,7-dihydroxy-3a,6,6,9a,11a-pentamethyl-1H,2H,3H,3aH,4H,5H,5aH,6H,7H,8H,9H,9aH,10H,11H,11aH-cyclopenta[a]phenanthren-1-yl]-6-methylhept-5-enoic acid
IUPAC:(2R)-2-[(1R,2R,3aR,5aR,7S,9aS,11aR)-2,7-dihydroxy-3a,6,6,9a,11a-pentamethyl-1H,2H,3H,3aH,4H,5H,5aH,6H,7H,8H,9H,9aH,10H,11H,11aH-cyclopenta[a]phenanthren-1-yl]-6-methylhept-5-enoic acid