8-(6-Methoxypyridin-3-yl)-8-oxooctanoic acid

2-Chloro-4-butyrylpyridine

2-Chloro-4-nonanoylpyridine

2-Chloro-4-pyridylcyclopentyl ketone

1-(2-Chloro-4-pyridyl)-1,5-hexanedione

2-Chloro-4-pyridyl 1-methylbutyl ketone

t-Butyl 3-chloro-4-pyridyl ketone

2-Methoxy-3-(3-cyanophenylacetyl)pyridine

2-Methoxy-3-picolinoylpyridine

Methyl 4-(6-methoxynicotinoyl)benzoate

3-(3-Acetoxybenzoyl)-2-chloropyridine