IUPAC:2-[(1R,2S,3aS,3bS,5S,9aS,9bR,10S,11aS)-1-(acetyloxy)-5,9b-difluoro-10-hydroxy-2,9a,11a-trimethyl-7-oxo-1H,2H,3H,3aH,3bH,4H,5H,7H,9aH,9bH,10H,11H,11aH-cyclopenta[a]phenanthren-1-yl]-2-oxoethyl acetate
IUPAC:2-[(1R,2S,3aS,3bS,5S,9aS,9bR,10S,11aS)-1-(acetyloxy)-5,9b-difluoro-10-hydroxy-2,9a,11a-trimethyl-7-oxo-1H,2H,3H,3aH,3bH,4H,5H,7H,9aH,9bH,10H,11H,11aH-cyclopenta[a]phenanthren-1-yl]-2-oxoethyl acetate