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

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

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

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

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

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

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

4'-(1,3-Dioxolan-2-yl)-2-trifluoromethylbenzophenone

4'-Bromo-4-phenylbutyrophenone

5-Chloro-1-(3-chloro-4-fluorophenyl)-1-oxopentane

5-chloro-1-(3-fluoro-4-methylphenyl)-1-oxopentane