2-[(2-chlorophenyl)diazenyl]propanedinitrile

2-([1,3]thiazolo[5,4-b]pyridin-2-yl)propanedinitrile

2-(9-dicyanomethyl-9-xanthyl)indane-1,3-dione

2-(1-(4-硝基苯基)亚丙基)丙二腈