1,1'-(2,4-环戊二烯-1-亚基甲基烯)二(4-甲氧基苯)

3,3-bis-(4-methoxyphenyl)-2-selenabicyclo[2.2.1]hept-5-ene

spiro[bicyclo[2.2.1]heptane-7,1'-cyclopropane]

1-nonylcyclopenta-1,3-diene

2-nonylcyclopentadiene