Using [Br-], Cc1cc(Cl)c(OCCc2ccc(CO)cc2)c(Cl)c1 to produce Cc1cc(Cl)c(OCCc2ccc(CBr)cc2)c(Cl)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.