Using [N-]=[N+]=[N-], O=[N+]([O-])c1ccc(OCCCCl)cc1CO to produce [N-]=[N+]=NCCCOc1ccc([N+](=O)[O-])c(CO)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.