Using CCOC(=O)c1ccc(N2CCC(N)CC2)cc1, O=C(Cl)OCc1ccccc1 to produce CCOC(=O)c1ccc(N2CCC(NC(=O)OCc3ccccc3)CC2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.