Using O=C(Nc1nc2ccc(O)cc2s1)C1CC1, O=[N+]([O-])c1ccc(F)c(F)c1 to produce O=C(Nc1nc2ccc(Oc3ccc([N+](=O)[O-])cc3F)cc2s1)C1CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.