C=C[C@H]1CC[C@H]2[C@@H]3CC[C@H]4C[C@@H](O[C@@H]5O[C@@H](C)[C@@H](O)[C@@H](O)[C@@H]5O)CC[C@]4(C)[C@H]3CC[C@]12C (2R,3S,4R,5S,6S)-2-[[(3S,5S,8R,9S,10S,13R,14S,17R)-17-ethenyl-10,13-dimethyl-2,3,4,5,6,7,8,9,11,12,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-3-yl]oxy]-6-methyloxane-3,4,5-triol