2,3,5,6-四氟对苯二甲酸

4 4'-二溴八氟联苯

五氟苯硫醚

1,4-dibromo-2,3,5-trifluoro-6-phenoxybenzene

((2,5-dibromo-3,6-difluoro-1,4-phenylene)bis(oxy))dibenzene