2-(2-chloropyridin-1-ium-1-yl)-1-phenylethanone,bromide

2-(2-chloropyridin-1-ium-1-yl)-1-naphthalen-2-ylethanone,bromide

2-naphthalen-1-yloxypyridine

N,N-diphenylpyridin-2-amine

2-(1H-吡咯-1-基)吡啶