1-[(4-bromophenyl)methyl]-2-(1,3-dioxolan-2-yl)pyridin-1-ium,bromide

2-[[2-(1,3-dioxolan-2-yl)pyridin-1-ium-1-yl]methyl]benzenesulfonate

吡啶-2-甲醛

2-(1,3-dioxolan-2-yl)-1-methylpyridin-1-ium,iodide

2,3-dimethoxynaphtho[1,2-b]quinolizin-8-ium,bromide