Using CCCN1CC(C)=C(Cl)C2=C1N1CN(OC)C=C1C=N2, [N-]=[N+]=[N-] to produce CCCN1CC(C)=C(N=[N+]=[N-])C2=C1N1CN(OC)C=C1C=N2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.