2-(9-(4'-(3-(thieno[2,3-c]pyridin-2-yl)-9H-carbazol-9-yl)-[1,1'-biphenyl]-4-yl)-9H-carbazol-3-yl)furo[3,2-c]pyridine

17-(4'-(9H-carbazol-9-yl)-[1,1'-biphenyl]-4-yl)-17H-benzo[4,5]imidazo[1,2-f]benzo[6,7]indolo[3,2-b]phenanthridine

2,2'-([1,1'-biphenyl]-4,4'-diylbis((4-phenylnaphthalen-2-yl)azanediyl))dibenzonitrile

2,2'-(5,5'-(([1,1'-biphenyl]-4,4'-diylbis(phenylazanediyl))bis(4,1-phenylene))bis(4-oxo-2-thioxothiazolidine-5,3-diyl))diacetic acid

2,2'-((5,5'-(([1,1'-biphenyl]-4,4'-diylbis(phenylazanediyl))bis(4,1-phenylene))bis(thiophene-5,2-diyl))bis(methanylylidene))dimalononitrile

2-(benzo[d]thiazol-2-yl)-10-(4'-(2-(benzo[d]thiazol-2-yl)-9H-carbazol-9-yl)-[1,1'-biphenyl]-4-yl)-10H-phenoxazine

4,4'-bis(14,14-dimethylbenzo[4,5]indeno[2,1-a]carbazol-13(14H)-yl)-1,1'-biphenyl

7-(4'-(9H-carbazol-9-yl)-[1,1'-biphenyl]-4-yl)-12-(9,9-diphenyl-9H-fluoren-2-yl)-7,12-dihydrobenzo[b]naphtho[1,8-ef][1,4]diazepine

13-(4'-(9H-carbazol-9-yl)-[1,1'-biphenyl]-4-yl)-13H-fluoreno[1,9-ab]carbazole

4,4'-bis(13,13-dimethyl-5-phenyl-5H-indolo[2,3-b]acridin-11(13H)-yl)-1,1'-biphenyl

11-(4'-(9H-carbazol-9-yl)-[1,1'-biphenyl]-4-yl)-13,13-dimethyl-7,11,12,13-tetrahydroindeno[2,1-b]phenanthro[9,10-g]carbazole

11-(4'-(9H-carbazol-9-yl)-[1,1'-biphenyl]-4-yl)-2-(naphthalen-2-yl)-11H-benzo[a]carbazole

4,4'-bis(12H-benzofuro[2,3-a]carbazol-12-yl)-1,1'-biphenyl

4,4'-bis(8-([1,1'-biphenyl]-4-yl)-11H-benzo[a]carbazol-11-yl)-1,1'-biphenyl

12-(4'-(9H-carbazol-9-yl)-[1,1'-biphenyl]-4-yl)-7,7-diphenyl-7,12-dihydrobenzo[c]acridine

11-(4'-(11-phenyl-10a,11-dihydroindolo[3,2-b]carbazol-5(1H)-yl)-[1,1'-biphenyl]-4-yl)-11H-benzo[4,5]thieno[3,2-b]carbazole

10-(4'-(3-(9,9-dimethylacridin-10(9H)-yl)-9H-carbazol-9-yl)-[1,1'-biphenyl]-4-yl)acridin-9(10H)-one

10-(4'-(2,7-bis(2-phenylpyrimidin-5-yl)-9H-carbazol-9-yl)-[1,1'-biphenyl]-4-yl)-10H-phenothiazine

10-(4'-(di-p-tolylamino)-[1,1'-biphenyl]-4-yl)-N,N-di-p-tolyl-10H-phenothiazin-3-amine