(1S,2R,5S,10S,11S,13R,14S,15S)-14-acetyl-5-hydroxy-2,15-dimethyltetracyclo[8.7.0.02,7.011,15]heptadec-7-ene-13-carbonitrile
(1S,2R,3aS,3bS,7S,9aR,9bS,11aS)-1-acetyl-7-hydroxy-9a,11a-dimethyl-1H,2H,3H,3aH,3bH,4H,6H,7H,8H,9H,9aH,9bH,10H,11H,11aH-cyclopenta[a]phenanthrene-2-carbonitrile