3',5'-difluoro-3-(2,4-dimethylphenyl)propiophenone

2'-chloro-3-(2,5-dimethylphenyl)propiophenone

3',5'-dichloro-3-(2,5-dimethylphenyl)propiophenone

2'-chloro-3-(2,5-dimethylphenyl)-4'-fluoropropiophenone

3',4'-difluoro-3-(2,5-dimethylphenyl)propiophenone

3-(2,6-dimethylphenyl)-3'-methoxypropiophenone

4'-bromo-3-(2,6-dimethylphenyl)propiophenone

4'-chloro-3-(2,6-dimethylphenyl)-3'-fluoropropiophenone

3-(2,6-dimethylphenyl)-4'-fluoropropiophenone

3-(2,6-dimethylphenyl)-2'-fluoropropiophenone

4'-bromo-3-(2,6-dimethylphenyl)-2'-fluoropropiophenone