CC(=O)O[C@H]1C[C@H]2[C@@H]3CCC4=CC(=O)C=C[C@]4(C)[C@H]3C[C@@H](O)[C@]2(C)[C@H]1C(C)(O)CCCC(C)C [(8R,9S,10R,12R,13S,14S,16S,17R)-12-hydroxy-17-(2-hydroxy-6-methylheptan-2-yl)-10,13-dimethyl-3-oxo-6,7,8,9,11,12,14,15,16,17-decahydrocyclopenta[a]phenanthren-16-yl] acetate