Using [N-]=[N+]=Nc1c(Cl)cc(Cl)cc1I, COc1ccc(CC#N)cc1 to produce COc1ccc(-c2nnn(-c3c(Cl)cc(Cl)cc3I)c2N)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.