Using COc1ccc(Cl)cc1CC#N, [N-]=[N+]=Nc1ccc(Cl)cc1Cl to produce COc1ccc(Cl)cc1-c1nnn(-c2ccc(Cl)cc2Cl)c1N, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.