Using CS(=O)(=O)Cl, CC(C)(C)OC(=O)N1C[C@H](O)C[C@@H]1C(=O)Nc1ccc(N2CCOCC2=O)cc1 to produce CC(C)(C)OC(=O)N1C[C@H](OS(C)(=O)=O)C[C@@H]1C(=O)Nc1ccc(N2CCOCC2=O)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.