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

3-(3-Trifluoromethylbenzoyl)thiophene

3-(2,6-Dichlorobenzoyl)thiophene

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

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

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

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

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

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

2-(4-Bromobenzoyl)-5-(1,3-Dioxolan-2-yl)thiophene

5-(1,3-Dioxolan-2-yl)-2-(4-nitrobenzoyl)thiophene