Using OCc1conc1-c1ccc(Cl)cc1, COC(=O)c1ccc(Cl)nc1 to produce COC(=O)c1ccc(OCc2conc2-c2ccc(Cl)cc2)nc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.