4-Acetoxy-4'-nitrobenzophenone

4-n-Butyl-2'-iodobenzophenone

2,3'-Dichlorobenzophenone

4-tert-Butyl-2'-iodobenzophenone

2,3'-Dichloro-4'-fluorobenzophenone

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

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

4',4-Dichloro-3'-fluorobenzophenone

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

4-Chloro-3',3,5'-trifluorobenzophenone

2,3'-Dichloro-4'-methylbenzophenone