Using CCCC(CNC1CCCC1)C(=O)OCC, O=[N+]([O-])c1cnc(Cl)nc1Cl to produce CCCC(CN(c1nc(Cl)ncc1[N+](=O)[O-])C1CCCC1)C(=O)OCC, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.