Using O=C(CC(=O)Nc1ccc(O)c(F)c1)Nc1ccc(F)cc1, O=[N+]([O-])c1cnccc1Cl to produce Nc1ccc(Oc2ccncc2[N+](=O)[O-])c(F)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.