3-(3-bromophenyl)-2',4'-difluoropropiophenone

3-(4-bromophenyl)-3'-carboethoxypropiophenone

3-(4-bromophenyl)-4'-chloropropiophenone

3-(4-bromophenyl)-2'-trifluoromethylpropiophenone

3-(4-bromophenyl)-4'-chloro-2'-fluoropropiophenone

3-(3-chlorophenyl)-4'-methoxypropiophenone

3-(3-chlorophenyl)-2'-thiomethylpropiophenone

4'-bromo-3-(3-chlorophenyl)-3'-fluoropropiophenone

3-(3-chlorophenyl)-2'-fluoropropiophenone

3-(3-chlorophenyl)-3',5'-difluoropropiophenone

3-(4-chlorophenyl)-2'-cyanopropiophenone