1-naphthalen-1-ylpiperidine

4-甲基-2-(1-哌啶基)喹啉

N,N'-(对亚苯基)二苯甲酰胺

1-methyl-1-[2-(1-methylpiperidin-1-ium-1-yl)ethyl]piperidin-1-ium,bromide