C/C(=C\C(C)C(C)C)[C@@H](C)[C@H]1CC[C@H]2C3=CC[C@H]4[C@H](C)[C@@H](O)CC[C@]4(C)[C@H]3CC[C@]12C (3S,4S,5S,9R,10S,13R,14R,17R)-4,10,13-trimethyl-17-[(E,2S)-3,5,6-trimethylhept-3-en-2-yl]-2,3,4,5,6,9,11,12,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-3-ol