1-(2-Chloro-4-pyridyl)-1,6-heptanedione

Methyl 2-(6-methoxynicotinoyl)benzoate

Methyl 5-(6-methoxynicotinoyl)-2- furanoate

2-(2-Acetoxybenzoyl) thiophene

2-(4-Acetoxybenzoyl) thiophene

2-(4-Acetoxybenzoyl) furan

2-(3-Fluorobenzoyl)-6-methylpyridine

6-Methyl-2-(2-trifluoromethylbenzoyl)pyridine

6-Methyl-2-(3-nitrobenzoyl)pyridine

2-(2-Iodobenzoyl)-6-methylpyridine

2-(4-Ethylbenzoyl)-6-methylpyridine