4-Acetoxy-3',5'-dimethoxybenzophenone

4-n-Butyl-4'-iodobenzophenone

4-tert-Butyl-3',5'-dichlorobenzophenone

3-Chloro-4-fluoro-2'-iodobenzophenone

4-tert-Butyl-3'-chloro-5'-fluorobenzophenone

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

3,3'-Dichloro-4'-methylbenzophenone

4,4'-Dichloro-3-methylbenzophenone

3,4-Dichloro-3'-iodobenzophenone

3,5-Dichloro-3'-iodobenzophenone

3,4-Dimethoxy-4'-iodobenzophenone