[H]\C(=C(\[H])C1=CC(OS(O)(=O)=O)=C(O)C=C1)C(=O)OCC1OC(C(O)C(O)C1OC)C1=C(O)C2=C(OC(=CC2=O)C2=CC(O)=C(O)C=C2)C=C1O