cis 1,4-dichloro-2-methyl-2-butene

2,6-二甲基-1,6-庚二烯

1-diethoxyphosphoryl-3-methylbut-2-ene

N-(3-methyl-2-buten-1-yl)-piperidine

1-(2-methyl-but-2-enyl)-piperidine