3,4-Dichloro-2'-(thiomethyl)benzophenone

3-Iodo-3',4',5'-trifluorobenzophenone

2-Chloro-3-(2-ethoxycarbonylbenzoyl)pyridine

2-Chloro-3-(2-thiazolylcarbonyl)pyridine

2-chloro-5-(3-methyl-2-thenoyl)pyridine

2-chloro-3-(5-ethoxycarbonyl-2-furoyl)pyridine

Ethyl 6-(6-chloropyridin-3-yl)-6-oxohexanoate

Ethyl 7-(6-chloropyridin-3-yl)-7-oxoheptanoate

Ethyl 8-(6-chloropyridin-3-yl)-8-oxooctanoate

2-Chloro-5-(5-chlorovaleryl)pyridine

2-Chloro-5-[(3-oxocyclohexyl)methyl]pyridine

2-chloro-5-(4-nitrobenzoyl)thiophene

3-(3-methylbenzoyl)thiophene

3-(4-carboethoxybenzoyl)thiophene

3-(2,3-Dimethylbenzoyl)thiophene