[H]OC1=C2C(=C(C(O[H])=C1O[H])C([H])([H])[H])[C@@]([H])(O[H])O[C@]2([H])[C@]1([H])OC([H])([H])C2=C1C(O[H])=C(O[H])C(O[H])=C2C([H])([H])OC([H])([H])[H]