4,5,9,10-四氢苯芘

2,2'-二乙基-1,1'-联苯

Dibenzo[a,c]cyclododecene, 5,6,11,12-tetradehydro-7,8,9,10-tetrahydro-

2,2'-二乙炔基联苯

9,10-bis(bromomethyl)phenanthrene