Using CC(C)(C1CCN(Cc2ccc(F)cc2)C(=O)C1)[N+](=O)[O-] to produce CC(C)(N)C1CCN(Cc2ccc(F)cc2)C(=O)C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.