Using FC(F)(F)c1ccc(Br)cc1, CC(C)OB1OC(C)(C)C(C)(C)O1 to produce CC1(C)OB(c2ccc(C(F)(F)F)cc2)OC1(C)C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.