Using COC(=O)CC(=O)OC, O=C(Nc1cccc(-c2ccc(F)c([N+](=O)[O-])c2)c1)C(F)(F)F to produce COC(=O)C(C(=O)OC)c1ccc(-c2cccc(NC(=O)C(F)(F)F)c2)cc1[N+](=O)[O-], please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.