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

3-(2-trifluoromethylbenzoyl)thiophene

3-(2-Chloro-4-fluorobenzoyl)thiophene

3-(3,5-Dichlorobenzoyl)thiophene

Cyclopentyl 3-thienyl ketone

Cyclobutyl 3-thienyl ketone