1,2,3,5,6,7-hexahydropyrrolizine-8-carbonitrile

N-(2-氰基-2-丙基)-2-甲基丙酰胺

1,3-bis(2-cyanopropan-2-yl)urea

2-甲基-2-硝基丙腈

1-氰基-1-甲基硝酸乙酯