4-Iodo-4'-methylbenzophenone

2-chloro-5-(4-ethoxycarbonylbenzoyl)pyridine

2-Chloro-3-(2-thenoyl)pyridine

Ethyl 5-(2-chloro-3-pyridyl)-5-oxovalerate

Ethyl 5-(2-furanoyl)-2-thiophene carboxylate

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

2-chloro-3-(6-chlorohexanoyl)pyridine

2-(4-nitrobenzoyl)thiophene

3-(4-cyanobenzoyl)thiophene

3-(2-cyanobenzoyl)thiophene

3-(3-Bromobenzoyl)thiophene