4-Acetoxy-2',3'-difluorobenzophenone

2-Bromo-4'-n-Butylbenzophenone

2-Bromo-4'-tert-Butylbenzophenone

2-Chloro-3',4'-difluorobenzophenone

4-Fluoro-3,3',5'-trichlorobenzophenone

3-Bromo-4'-chloro-3'-fluorobenzophenone

4-Bromo-3'-chloro-4'-methylbenzophenone

3-Chloro-3',5'-difluoro-4-methylbenzophenone

3-Chloro-3',4'-difluoro-4-methylbenzophenone

3,5-Dichloro-2'-iodobenzophenone

3,5-Difluoro-3'-iodobenzophenone