Using NCC(F)(F)C(=O)O, O=[N+]([O-])c1cccc([N+](=O)[O-])c1Cl to produce O=C(O)C(F)(F)CNc1c([N+](=O)[O-])cccc1[N+](=O)[O-], please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.