Using O=C(O)CC(CC(=O)Nc1ccc(Oc2ccccc2)cc1[N+](=O)[O-])c1ccc(Cl)cc1, O=C([O-])O to produce COC(=O)CC(Cc1nc2ccc(Oc3ccccc3)cc2[nH]1)c1ccc(Cl)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.