2-(3,4,5-Trifluorobenzoyl)pyridine

2-(3,4-Dimethylbenzoyl)pyridine

2-Cyclopentanoyloxazole

2-(3-Ethylhexanoyl)oxazole

2-(3-Methoxybenzoyl)oxazole

2-(2-Fluorobenzoyl)oxazole

2-(3-Phenoxybenzoyl)oxazole

2-(4-Butylbenzoyl)oxazole

2-(3,5-Difluorobenzoyl)oxazole

2-(2,4-Dimethoxybenzoyl)oxazole

2-Chloro-4-propionylpyridine