Using COc1cc(C2OCCO2)cc2c1OC(C)(C)C=C2Br, CS(=O)(=O)Cl to produce COc1cc(C=O)cc2c1OC(C)(C)C=C2Cl, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.