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

2-Chloro-5-(2-ethoxycarbonylbenzoyl)pyridine

Ethyl 8-(2-chloro-3-pyridyl)-8-oxooctanoate

Ethyl 4-(2-chloro-3-pyridyl)-4-oxobutyrate

Ethyl 5-(6-chloropyridin-3-yl)-5-oxovalerate

2-Chloro-3-(2-furanoyl)pyridine

5-(6-Chloronicotinoyl)-2-furoic acid

2-Chloro-5-(3-oxocyclohexyl)thiophene

3-(4-methylbenzoyl)thiophene

3-(4-methoxybenzoyl)thiophene

3-(2,6-Dimethylbenzoyl)thiophene