Using COc1cc(C(F)(F)F)ccc1N1C(=O)COc2cc([N+](=O)[O-])ccc21 to produce COc1cc(C(F)(F)F)ccc1N1C(=O)COc2cc(N)ccc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.