3,5-Dichloro-3',4'-dimethylbenzophenone

4-tert-Butyl-2'-ethylbenzophenone

4-Chloro-3',4'-(ethylenedioxy)benzophenone

2-Bromo-4'-(ethylthio)benzophenone

3-Chloro-3'-fluorobenzophenone

3-Chloro-4'-fluorobenzophenone

2-Chloro-3'-fluoro-4'-methylbenzophenone

4-tert-Butyl-3'-fluoro-4'-methylbenzophenone

3'-Fluoro-4-iodo-5'-methylbenzophenone

3,3',5-Trifluoro-5'-methylbenzophenone

4-Iodo-4'-isopropylbenzophenone