Using NCc1ccccc1, O=C(O)c1cc([N+](=O)[O-])ccc1N[C@H]1CC[C@H](O)CC1 to produce O=C(NCc1ccccc1)c1cc([N+](=O)[O-])ccc1N[C@H]1CC[C@H](O)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.