Using [Br-], CC(C)(C)OC(=O)N1CCc2ccc(Cl)c(SCc3ccc(COS(C)(=O)=O)cc3)c2CC1 to produce CC(C)(C)OC(=O)N1CCc2ccc(Cl)c(SCc3ccc(CBr)cc3)c2CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.