6-(2-Chloro-3-pyridyl)-6-oxohexanenitrile

2-Chloro-5-(2-furanoyl)pyridine

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

3-(3-methylbenzoyl)thiophene

3-(3-Bromobenzoyl)thiophene

3-(2-Chlorobenzoyl)thiophene

3-(4-Trifluoromethylbenzoyl)thiophene

3-(2,5-Dichlorobenzoyl)thiophene

3-Bromo-5-(2-ethoxycarbonylbenzoyl)pyridine

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

Methyl 5-(1,3-Dioxolan-2-yl)-2-thiophenecarboxylate

3-Chloropropyl 5-(1,3-dioxolan-2-yl)-2-thienyl ketone

tert-Butyl 5-(1,3-dioxolan-2-yl)-2-thienyl ketone

(4-Cyclohexyl)butyl 5-(1,3-dioxolan-2-yl)-2-thienyl ketone

5-(1,3-Dioxolan-2-yl)-2-(2-methoxybenzoyl)thiophene