4-Acetoxy-2',5'-dimethylbenzophenone

4-n-Butyl-3'-iodobenzophenone

4-tert-Butyl-2'-iodobenzophenone

2-Bromo-4'-chlorobenzophenone

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

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

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

3,4'-Dichloro-3'-methylbenzophenone

4-tert-Butyl-4'-chloro-3'-methylbenzophenone

2-Bromo-3',5'-dichlorobenzophenone

2-Bromo-3',4'-dimethoxybenzophenone