Using O=[N+]([O-])c1cc(C(F)(F)F)ccc1Cl, O=C1NC(=O)c2cccc3cccc1c23 to produce O=C1c2cccc3cccc(c23)C(=O)N1c1ccc(C(F)(F)F)cc1[N+](=O)[O-], please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.