4-hexyl-4-methyl-2,6-dioxopiperidine-3,5-dicarbonitrile

3-(4-Benzyl-1-piperidinyl)-3-oxopropanenitrile

ethyl 3-(4-chlorophenyl)-2-cyano-2-methylpropanoate

6-氯-3-氰基-4-甲基香豆素

3-氰基-4-甲基-6-羟基-n-丙基吡啶酮