Ethyl 8-(6-chloropyridin-3-yl)-8-oxooctanoate

3-(3-Fluorobenzoyl)thiophene

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

3-(3,5-Dichlorobenzoyl)thiophene

Ethyl 5-oxo-5-(3-thienyl)valerate

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

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

2-Chloroethyl 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-thienyl 3-methylbutyl ketone

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