Using O=[N+]([O-])c1ccccc1F, COC(=O)[C@@H](NC(=O)OC(C)(C)C)[C@H](C)N to produce COC(=O)[C@@H](NC(=O)OC(C)(C)C)[C@H](C)Nc1ccccc1[N+](=O)[O-], please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.