Ethyl 7-(2-chloro-3-pyridyl)-7-oxoheptanoate

3-(2,4-Dimethylbenzoyl)thiophene

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

3-(3,5-Difluorobenzoyl)thiophene

Ethyl 8-oxo-8-(3-thienyl)octanoate

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

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

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

5-(1,3-Dioxolan-2-yl)-2-thienyl 2,4,4-trimethylpentyl ketone

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

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