Using Cc1c(C(=O)O)cc(Cl)c(Oc2ccc(O)c(C(C)C)c2)c1Cl, [Br-] to produce Cc1c(C(=O)O)cc(Cl)c(Oc2cc(Br)c(O)c(C(C)C)c2)c1Cl, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.