3,5-Difluoro-2'-ethylbenzophenone

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

2-Bromo-3'-fluoro-5'-methylbenzophenone

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

3,5-Dichloro-4'-fluoro-3'-methylbenzophenone

3,5-Dichloro-4'-isopropylbenzophenone

4-Iodo-2'-methylbenzophenone

3,5-Dichloro-2'-methylbenzophenone

2-Chloro-4'-n-pentylbenzophenone

2-Iodo-4'-n-propylbenzophenone

2-Chloro-4'-(methylthio)benzophenone