Using CCOC(=O)c1nc[nH]c1C(=O)OCC, O=[N+]([O-])c1ccccc1F to produce CCOC(=O)c1ncn(-c2ccccc2[N+](=O)[O-])c1C(=O)OCC, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.