4-(Dicyanomethylene)bicyclo[3.2.0]hepta-2,6-diene

(2,4,6-环庚三烯-1-亚基)丙二腈

(4aR,6aR,6bS)-6a,6b-dihydrocyclobuta[4,5]cyclopenta[1,2-c][1,2]dioxole-3,3(4aH)-dicarbonitrile

5-(Dicyanomethylene)tricyclo[4.1.0.02,7]hept-3-ene

2-((1R,2S,5R,6S,7R,10S)-12-oxatetracyclo[4.4.1.12,5.07,10]dodeca-3,8-dien-11-ylidene)malononitrile