5-(1,3-Dioxolan-2-yl)-2-(4-heptylbenzoyl)thiophene

1-Ethylpentyl 2-pyridyl ketone

1-Methylbutyl 2-pyridyl ketone

2-(3-Chlorobenzoyl)pyridine

2-(3-Cyanobenzoyl)pyridine

2-(4-n-Butylbenzoyl)pyridine

2-(2,3-Difluorobenzoyl)pyridine

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

2-(3,4-Dimethylbenzoyl)pyridine

2-Cyclopentanoyloxazole

2-(3-Ethylhexanoyl)oxazole