Using CN(C)C(=O)[C@@H](CCO)N1CCNCCC1=O, O=C(O)/C=C/c1cccc(Cl)c1 to produce CN(C)C(=O)[C@@H](CCO)N1CCN(C(=O)/C=C/c2cccc(Cl)c2)CCC1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.