[H]OC(=O)[C@@]([H])(N([H])C(=O)C([H])([H])[H])C([H])([H])SC([H])([H])C1=C(O[H])C2=C(C([H])=C1OC([H])([H])[H])C(=O)C(OC([H])([H])[H])=C(C2=O)C([H])([H])O[H]