4-Iodo-4'-n-pentylbenzophenone

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

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

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

Ethyl 5-(3-oxocyclohexyl)-2-furoate

3-(2-Carboethoxybenzoyl)thiophene

3-(3-Bromobenzoyl)thiophene

3-(3-Chlorobenzoyl)thiophene

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

Cyclopentyl 3-thienyl ketone

Ethyl 4-oxo-4-(3-thienyl)butyrate