Using Cc1ccc(O)cc1NC(=O)c1cccc(C(C)(C)C#N)c1, O=[N+]([O-])c1ccc(F)c(F)c1 to produce CC(C)(C#N)c1cccc(C(=O)Nc2cccc(Oc3ccc([N+](=O)[O-])cc3F)c2)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.