1,2,7,8-Tetrahydrodicyclopenta(1,2,3-cd:1',2',3'-lm)perylen

5-(1,2-dihydroacenaphthylen-5-yl)-1,2-dihydroacenaphthylene

5-溴苊

5,6-二溴苊

5-bromo-6-(6-bromo-1,2-dihydroacenaphthylen-5-yl)-1,2-dihydroacenaphthylene