Using CN1C(=O)CS(=O)(=O)c2cc(Cl)ccc21, CCOC(=O)C#N to produce CCOC(=O)C1C(=O)N(C)c2ccc(Cl)cc2S1(=O)=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.