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

1-(2-bromoethyl)-4-methylpyridin-1-ium,bromide

3-(4-{2-[4-(二丁基氨基)苯基]乙烯基}-1-吡啶鎓基)-1-丙烷磺酸酯

1-(2-methoxyphenyl)-2-pyridin-4-ylethanone

4-(4-(二甲基氨基)苯乙烯)-N-甲基碘化吡啶