2',3'-dichloro-3-(3,5-dimethylphenyl)propiophenone

3',5'-difluoro-3-(3,4,5-trifluorophenyl)propiophenone

cyclobutyl 2-(3,4,5-trifluorophenyl)ethyl ketone

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