Using Nc1cc(Cl)c(-c2ccc(C(F)(F)F)cc2C(F)(F)F)cc1[N+](=O)[O-] to produce Nc1cc(Cl)c(-c2ccc(C(F)(F)F)cc2C(F)(F)F)cc1N, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.