Using COc1cc2cc(C(=O)O)cc(-c3ccnc(Cl)c3)c2cc1OC to produce COc1cc2cc(CO)cc(-c3ccnc(Cl)c3)c2cc1OC, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.