CC(C)[C@H](C)/C=C/[C@@H](C)[C@H]1CC[C@H]2[C@@H]3CC(=O)[C@@]4(O)C[C@@H](O)CC[C@]4(C)[C@H]3CC[C@]12C (3S,5R,8S,9S,10R,13R,14S,17R)-17-[(E,2R,5S)-5,6-dimethylhept-3-en-2-yl]-3,5-dihydroxy-10,13-dimethyl-2,3,4,7,8,9,11,12,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-6-one