Using CC(C)(C)OC(=O)N1CC(OS(C)(=O)=O)C1, COC(=O)c1ccc(S)cc1 to produce COC(=O)c1ccc(SC2CN(C(=O)OC(C)(C)C)C2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.