Using Cc1cc(C)c([N+](=O)[O-])cc1-c1noc(C2CC2(F)F)n1 to produce Cc1cc(C)c(-c2noc(C3CC3(F)F)n2)cc1N, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.