Using Cc1cc(CBr)cc(C(Cl)=C(Cl)Cl)c1, [N-]=[N+]=[N-] to produce Cc1cc(CN=[N+]=[N-])cc(C(Cl)=C(Cl)Cl)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.