[H]C1(OC2=C3C(O[C@@]4(OC5=C(C6=C(C(O)=C5)C(=O)C(O)=C(O6)C5=CC=CC=C5)C3([H])C4([H])O)C3=CC=C(O)C=C3)=CC(O)=C2)OC([H])(C(O)=O)C([H])(O)C([H])(O)C1([H])O