Using CC(C)(C)OC(=O)C(Br)Oc1cc(Cl)cc(Cl)c1, C[S-] to produce CSC(Oc1cc(Cl)cc(Cl)c1)C(=O)OC(C)(C)C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.