CC(=O)O[C@@H]1CO[C@@H](O[C@H]2CC[C@@]3(CO)C(=CC[C@@H]4[C@@H]3CC[C@]3(C)[C@@H]([C@H](C)CCCC(C)C)CC[C@@H]43)C2)[C@@H](O)[C@@H]1O [(3R,4S,5S,6S)-4,5-dihydroxy-6-[[(3S,8S,9S,10S,13R,14S,17R)-10-(hydroxymethyl)-13-methyl-17-[(2R)-6-methylheptan-2-yl]-2,3,4,7,8,9,11,12,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-3-yl]oxy]oxan-3-yl] acetate