[H]OC1=C([H])C([H])=C(C([H])=C1C([H])([H])C([H])=C(C([H])([H])[H])C([H])([H])[H])C(=O)N([H])C1=C(O[H])C2=C([H])C([H])=C(O[C@@]3([H])OC(C([H])([H])[H])(C([H])([H])[H])[C@@]([H])(OC([H])([H])[H])[C@]([H])(OC(=O)N([H])[H])[C@]3([H])O[H])C([H])=C2OC1=O