Using CS(=O)(=O)c1cc(Cl)ccc1C(=O)c1cnoc1C1CC1 to produce CS(=O)(=O)c1cc(Cl)ccc1C(=O)C(C#N)C(=O)C1CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.