Using COC(=O)Cl, COC(=O)C1CCNC(c2ccc(Cl)cc2Cl)C1 to produce COC(=O)C1CCN(C(=O)OC)C(c2ccc(Cl)cc2Cl)C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.