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