Using COC(=O)C(CS(C)(=O)=O)NC(=O)OC(C)(C)C, Sc1ccc(Br)cc1 to produce COC(=O)C(CSc1ccc(Br)cc1)NC(=O)OC(C)(C)C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.