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

2-chloro-3-(4-cyanobenzoyl)pyridine

2-Chloro-5-(5-ethoxycarbonyl-2-thenoyl)pyridine

ethyl 5-thenoyl-2-thiophene carboxylate

2-chloro-5-(7-chloroheptanoyl)pyridine

4-(2-Thenoyl)pyridine

3-(2-methoxybenzoyl)thiophene

3-(4-carboethoxybenzoyl)thiophene

3-(2-Chlorobenzoyl)thiophene

3-(3-Chloro-5-fluorobenzoyl)thiophene

3-(3,4-Difluorobenzoyl)thiophene