Using O=[N+]([O-])N=C1NCCN1, [O-][n+]1cc(CCl)ccc1Cl to produce O=[N+]([O-])N=C1NCCN1Cc1ccc(Cl)[n+]([O-])c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.