Using C[C@H](N)C(=O)O, O=[N+]([O-])c1ccc(Br)cc1F to produce C[C@H](Nc1cc(Br)ccc1[N+](=O)[O-])C(=O)O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.