Using CN(CCc1ccccc1)C1CCN(C(=O)c2cccc(N)c2)CC1, O=C(Cl)CCCCCl to produce CN(CCc1ccccc1)C1CCN(C(=O)c2cccc(NC(=O)CCCCCl)c2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.