2-Chloro-3-(4-ethoxycarbonylbenzoyl)pyridine

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

5-(6-Chloronicotinoyl)-2-furoic acid

2-Chloro-5-(3-oxocyclohexyl)thiophene

3-(4-methylbenzoyl)thiophene

3-(4-methoxybenzoyl)thiophene

3-(2,6-Dimethylbenzoyl)thiophene

3-(2-Chlorobenzoyl)thiophene

3-(2-Fluorobenzoyl)thiophene

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

3-(3,5-Difluorobenzoyl)thiophene