Using O=C(Nc1ccc(Cl)c(Cl)c1)c1cc(C(F)(F)F)cc([N+](=O)[O-])c1N1CCCCC1 to produce Nc1cc(C(F)(F)F)cc(C(=O)Nc2ccc(Cl)c(Cl)c2)c1N1CCCCC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.