5-(2-Chloro-3-pyridyl)-5-oxovaleronitrile

Ethyl 4-(6-chloropyridin-3-yl)-4-oxobutyrate

8-(2-Chloro-3-pyridyl)-8-oxooctanenitrile

2-chloro-5-(6-chlorohexanoyl)pyridine

4-(2-Thenoyl)pyridine

3-Benzoylthiophene

3-(3-methoxybenzoyl)thiophene

3-(2-thiomethylbenzoyl)thiophene

3-(3-Fluorobenzoyl)thiophene

3-(3-Chlorobenzoyl)thiophene

3-(4-Trifluoromethylbenzoyl)thiophene

3-(2,4-Dichlorobenzoyl)thiophene

3-(2,6-Dichlorobenzoyl)thiophene

Ethyl 6-oxo-6-(3-thienyl)hexanoate

5-(1,3-Dioxolan-2-yl)-2-thienyl propyl ketone