1-(6-acetyl-1,2-dihydroacenaphthylen-3-yl)ethanone

5,6-二溴苊

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

5-bromoacenaphthylene-1,2-dione

4-溴-1,8-萘二甲酸酐