[H]OC1=C([H])C([H])=C(\C([H])=C(/[H])C(=O)O[C@@]2([H])[C@]([H])(O[H])[C@@]([H])(OC(=O)C([H])([H])[H])[C@@]([H])(O[C@@]3(O[C@]([H])(C([H])([H])OC(=O)C(\[H])=C(/[H])C4=C([H])C([H])=C(O[H])C(OC([H])([H])[H])=C4[H])[C@]([H])(O[H])[C@]3([H])OC(=O)C(\[H])=C(/[H])C3=C([H])C([H])=C(O[H])C(OC([H])([H])[H])=C3[H])C([H])([H])O[H])O[C@]2([H])C([H])([H])O[H])C([H])=C1[H]