4,5,6,7,8,9-hexahydrocycloocta-1,2,3-selenadiazole

(4aR,10aS)-4a,5,6,7,8,9,10,10a-octahydrobenzo[8]annulene

(1E,3Z)-cyclododeca-1,3-dien-5-yne

1-Methylen-6,6-pentamethylen-cyclohexadien-(2,4)

反,反,顺-1,5,9-环十二烷基三烯