最佳答案
回答者：网友
O([H])[C@]1([H])C(C2=C([C@]([H])(C([H])([H])C3([H])C(C([H])([H])[H])(C([H])([H])[H])[C@]([H])(C([H])([H])C([H])([H])[C@@]32C([H])([H])[H])O[H])O[H])[C@]2(C([H])([H])[H])C(C([H])([H])[C@]([H])([C@]([H])(C([H])([H])[H])C([H])([H])C(C([H])([H])C([H])(C(=O)O[H])C([H])([H])[H])=O)[C@]21C([H])([H])[H])=O)=O
