2-乙基-6-甲基吡啶

4-乙基-2-甲基吡啶

4-[2-(1-ethylpyridin-1-ium-2-yl)ethenyl]phenol,iodide

2-[2-[4-(二乙基氨基)苯基]乙烯基]-1-乙基吡啶鎓碘化物

1-ethyl-2-[2-(3-nitrophenyl)ethenyl]pyridin-1-ium,iodide