[H]OC(=O)C([H])([H])C(=O)OC([H])([H])[C@@]1([H])O[C@@]([H])(OC2=C(OC3=C([H])C(O[H])=C([H])C(O[H])=C3C2=O)C2=C([H])C([H])=C(O[H])C([H])=C2[H])[C@]([H])(O[C@]2([H])O[C@@]([H])(C([H])([H])[H])[C@]([H])(O[H])[C@@]([H])(O[H])[C@@]2([H])O[H])[C@@]([H])(O[H])[C@]1([H])O[H]