Using COC(=O)c1cc(-c2onc(C)c2-c2ccc(OC)cc2)c(OCc2ccccc2)cc1OCc1ccccc1 to produce COC(=O)c1cc(-c2onc(C)c2-c2ccc(OC)cc2)c(O)cc1O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.