Using CC(C)(C)OC(=O)NC1COCC(O)C1, CS(=O)(=O)Cl to produce CC(C)(C)OC(=O)NC1COCC(OS(C)(=O)=O)C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.