5,8-Methano-5H-imidazo[1,2-a]azepine-2,3-dicarbonitrile, 8,9-dihydro-

1,4,4a,5,8,8a-hexahydro-5,8-methanoquinoxaline-2,3-dicarbonitrile

1,4-diamino-1,2,5-tricyano-3,6-diazahexatriene

吡咯并[1,2-a]喹啉

3-chloro-2,3,4,5,6,7-hexahydro-1H-tricyclo[2.2.1.0^2,6]heptane