Using Nc1nc(Cl)ccc1[N+](=O)[O-], NCCNc1ncc(CO)c(-c2ccc(Cl)cc2Cl)n1 to produce O=[N+]([O-])c1ccc(NCCNc2ncc(CO)c(-c3ccc(Cl)cc3Cl)n2)nc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.