2,3,4-trifluoro-5-methylbenzoic acid

2-methyl-4-(2,3,4-trifluorophenyl)but-3-yn-2-ol

1-ethynyl-2,3,4-trifluorobenzene

3-溴-4,5,6-三氟苯甲醛

1-(2,3,4-trifluoro-5-methylphenyl)ethan-1-one