Using CC=C(CCC(C)(C)O)c1ccc(Cl)cc1, CCCC1CCC(CBr)(c2ccc(Cl)cc2)O1 to produce CC(Br)C1(c2ccc(Cl)cc2)CCC(C)(C)O1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.