Using O=C(Cl)Oc1ccc([N+](=O)[O-])cc1, CCC(CC)N1CCNCC1 to produce CCC(CC)N1CCN(C(=O)Oc2ccc([N+](=O)[O-])cc2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.