Using BrC(Br)(Br)Br, CCOC(=O)C(Oc1c(Cl)cc(CO)cc1Cl)c1ccc2c(c1)OCO2 to produce CCOC(=O)C(Oc1c(Cl)cc(CBr)cc1Cl)c1ccc2c(c1)OCO2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.