CCOC(=O)[C@]1(O)C[C@@]2(C)C(=C[C@H](O)[C@H]3[C@@H]4CC[C@H]([C@H](C)CCC(C)C(C)C)[C@@]4(C)CC[C@@H]32)C1=O	ethyl (2S,3aR,3bS,5aR,6R,8aS,8bS,9R)-6-[(2R)-5,6-dimethylheptan-2-yl]-2,9-dihydroxy-3a,5a-dimethyl-1-oxo-3,3b,4,5,6,7,8,8a,8b,9-decahydroindeno[5,4-e]indene-2-carboxylate