[H][C@]12C[C@]3([H])[C@@]4([H])CC[C@@]([H])([C@](C)(O)[C@@]5([H])CC(C)=C(C)C(=O)O5)[C@]4(C)CC[C@@]3([H])[C@]3(C)C(=O)C=CC([H])(OC4([H])OC([H])(C(O)=O)C([H])(O)C([H])(O)C4([H])O)C13O2