Using CS(=O)(=O)c1ccc(-n2cc(CCl)nc2-c2ccc(Cl)cc2)cc1, [C-]#N to produce CS(=O)(=O)c1ccc(-n2cc(CC#N)nc2-c2ccc(Cl)cc2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.