5-(1,3-dioxolan-2-yl)-2-thienyl 3-oxobutyl ketone

n-Hexyl 2-pyridyl ketone

Hexyl picolinate

Cyclobutyl 2-pyridyl ketone

t-Butyl 2-pyridyl ketone

1-Propylbutyl 2-pyridyl ketone

2,4,4-Trimethylpentyl 2-pyridyl ketone

2-(2-Chlorobenzoyl)pyridine

2-(3-Iodobenzoyl)pyridine

2-(3-Cyanobenzoyl)pyridine

2-(4-Propoxybenzoyl)pyridine