Using C=CCOC(=O)C1=C(C)N(c2cccc(C(F)(F)F)c2)C(=O)NC1c1ccc(C#N)cc1[N+](=O)[O-] to produce CC1=C(C(=O)O)C(c2ccc(C#N)cc2[N+](=O)[O-])NC(=O)N1c1cccc(C(F)(F)F)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.