Using CS(=O)(=O)Cl, CC(C)(C)OC(=O)[C@H](CSC[C@@H](O)CO)NC(=O)OCc1ccccc1 to produce CC(C)(C)OC(=O)[C@H](CSC[C@H](COS(C)(=O)=O)OS(C)(=O)=O)NC(=O)OCc1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.