Using CO[C@H]1[C@H](O)[C@@H](Oc2ccc([N+](=O)[O-])cc2)O[C@@H](C)[C@H]1O to produce CO[C@H]1[C@H](O)[C@@H](Oc2ccc(N)cc2)O[C@@H](C)[C@H]1O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.