4-Morpholin-4-yl-1-(3-oxo-propyl)-pyridinium

4-Morpholin-4-yl-1-(3-oxo-butyl)-pyridinium

1-(2-Carbamoyl-ethyl)-4-morpholin-4-yl-pyridinium

1-(2-(methylsulfonyl)ethyl)-4-morpholinopyridin-1-ium

3-溴吡啶