Using CCOc1ccc(NC(=O)OC(C)C)cc1OCC, O=C(Cl)c1ccccc1 to produce CCOc1ccc(N(C(=O)OC(C)C)C(=O)c2ccccc2)cc1OCC, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.