Using Cc1cc(C(=O)N(C)c2ccc(Cl)cc2)ccc1CN, O=C(O)C1CCN(CC2CC2)CC1 to produce Cc1cc(C(=O)N(C)c2ccc(Cl)cc2)ccc1CNC(=O)C1CCN(CC2CC2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.