2',6'-dichloro-3-(3,4-difluorophenyl)propiophenone

3,5-dimethyl-3'-(1,3-dioxolan-2-yl)benzophenone

3-(1,3-dioxolan-2-yl)-3'-trifluoromethylbenzophenone

2,3-dichloro-3'-(1,3-dioxolan-2-yl)benzophenone

3,5-difluoro-3'-(1,3-dioxolan-2-yl)benzophenone

4-(1,3-dioxolan-2-yl)-4'-methylbenzophenone

4-cyano-4'-(1,3-dioxolan-2-yl)benzophenone

4'-(1,3-dioxolan-2-yl)-2-thiomethylbenzophenone

2,6-dimethyl-4'-(1,3-dioxolan-2-yl)benzophenone

4-chloro-4'-(1,3-dioxolan-2-yl)-2-fluorobenzophenone

3-chloro-4'-(1,3-dioxolan-2-yl)-4-fluorobenzophenone