n-Butyl 2-pyridyl ketone

2-(4-tert-Butylbenzoyl)pyridine

2-(4-Heptylbenzoyl)pyridine

2-(2,4-Dichlorobenzoyl)pyridine

2-(2,3-Dimethylbenzoyl)pyridine

2-Butyryloxazole

2-Cycloheptanoyloxazole

2-(3-Cyclohexylpropionyl)oxazole

2-(2-Methoxybenzoyl)oxazole

2-(4-Chlorobenzoyl)oxazole

2-(4-Isopropoxybenzoyl)oxazole