2-(3,5-Difluorobenzoyl)-5-(1,3-dioxolan-2-yl)thiophene

2-(3-Chlorobenzoyl)pyridine

2-(4-Iodobenzoyl)pyridine

2-(4-iso-Propylbenzoyl)pyridine

2-(4-n-Propylbenzoyl)pyridine

2-(4-Pentyloxybenzoyl)pyridine

2-(3,5-Difluorobenzoyl)pyridine

2-(2,5-Dimethoxybenzoyl)pyridine

2-(3,4-Dimethoxybenzoyl)pyridine

2-Butyryloxazole

2-(5-Chlorovaleryl)oxazole