3,4-Dichloro-4'-n-pentylbenzophenone

3,5-Dichloro-4'-n-propylbenzophenone

4-tert-Butyl-4'-(thiomethyl)benzophenone

3,4-Dichloro-3',4',5'-trifluorobenzophenone

2-chloro-3-(2-cyanobenzoyl)pyridine

2-chloro-5-(5-ethoxycarbonyl-2-furoyl)pyridine

Ethyl 7-(6-chloropyridin-3-yl)-7-oxoheptanoate

2-Chloro-3-(2-furanoyl)pyridine

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

3-(2-Carboethoxybenzoyl)thiophene

3-(3-Bromobenzoyl)thiophene