2,6-bis(4-chlorophenyl)-8-methyl-3a,4a,4b,7a,8,12c-hexahydro-1H-4,12b-ethenopyrrolo[3',4':3,4]fluoreno[1,9-ef]isoindole-1,3,5,7(2H,4H,6H)-tetraone

9-ethylfluoren-9-ol

二乙基二硫醚

9-重氮基-9H-芴

fluorenylidene