2-(2-Propylvaleryl)oxazole

2-(3-Nitrobenzoyl)oxazole

2-(4-Heptylbenzoyl)oxazole

2-(2,6-Dichlorobenzoyl)oxazole

2-(2,3-Dimethylbenzoyl)oxazole

4-(6-Methoxypyridin-3-yl)-4-oxobutyric acid

n-Butyl 2-chloroisonicotinate

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

2-Chloro-4-pyridyl 1-ethylpentyl ketone

2-Methoxy-3-thiazoylpyridine

2-Methoxy-5-thenoylpyridine