1-(1-acetylcyclopentyl)ethanone

1-(2-pyrrolidin-1-ylphenyl)ethanone

4-(6-pyridin-4-ylhexyl)pyridine

2-methyl-1-[4-(2-methylpyridin-1-ium-1-yl)butyl]pyridin-1-ium,bromide

2,3,4,5-tetrahydro-1,6-benzodioxocine