2-异丙烯基吡啶

1-[(4-propan-2-ylphenyl)methyl]piperidine

2,2-甲基亚氨基双(乙醛二乙基乙缩醛)

1,4-dimethyl-3,6-dihydro-2H-pyridine

2,6-二亚甲基庚烷二酸二乙酯