4,4'-bis(3-(4-(benzofuran-2-yl)-2,3,5,6-tetramethylphenyl)-9H-carbazol-9-yl)-1,1'-biphenyl

4,4'-bis(3-(5-(tert-butyl)benzofuran-2-yl)-9H-carbazol-9-yl)-1,1'-biphenyl

4,4'-bis(3-((2-(2-methoxyethoxy)ethoxy)methyl)-9H-carbazol-9-yl)-1,1'-biphenyl

4,4'-bis(3-(2-phenylbenzo[d]oxazol-6-yl)-9H-carbazol-9-yl)-1,1'-biphenyl

4,4'-bis(3-(4-(benzo[d]oxazol-2-yl)phenyl)-9H-carbazol-9-yl)-1,1'-biphenyl

4,4'-bis(3-(2-phenylbenzo[d]thiazol-4-yl)-9H-carbazol-9-yl)-1,1'-biphenyl

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

4,4'-bis(12,12-dimethyl-4-oxa-8-aza-12-sila-3a2-boradibenzo[cd,mn]pyren-8(12H)-yl)-1,1'-biphenyl

4,4'-bis(10-(furo[2,3-d]pyrimidin-6-yl)-7H-benzo[c]carbazol-7-yl)-1,1'-biphenyl

4,4'-bis(2-(4-(benzo[b]thiophen-7-yl)phenyl)-9H-carbazol-9-yl)-1,1'-biphenyl

4,4'-bis(2-(4-(benzofuran-3-yl)phenyl)-9H-carbazol-9-yl)-1,1'-biphenyl

4,4'-bis(2-(benzofuran-2-yl)-7-(4-fluorophenyl)-9H-carbazol-9-yl)-1,1'-biphenyl

4,4'-bis(2-(benzofuran-2-yl)-5H-benzo[b]carbazol-5-yl)-1,1'-biphenyl

4,4'-([1,1'-biphenyl]-4,4'-diylbis((5,5-dimethyl-5H-dibenzo[b,d]silol-3-yl)azanediyl))dibenzonitrile

4,4'-([1,1'-biphenyl]-4,4'-diylbis(phenylazanediyl))bis(2-(((2-hydroxy-5-methoxybenzyl)(methyl)amino)methyl)phenol)

4,4'-([1,1'-biphenyl]-4,4'-diylbis((5-phenylnaphthalen-1-yl)azanediyl))dibenzonitrile

4,4'-([1,1'-biphenyl]-4,4'-diylbis(phenylazanediyl))diphthalonitrile

4,4'-([1,1'-biphenyl]-4,4'-diylbis((4-(pyrazolo[1,5-a]pyridin-2-yl)phenyl)azanediyl))dibenzonitrile

4,4'-([1,1'-biphenyl]-4,4'-diylbis((4-(isoquinolin-6-yl)phenyl)azanediyl))dibenzonitrile

4'-(dibenzo[3',4':5',6']azuleno[7',8',1':4,5,6]naphtho[8,1,2-bcd]indol-10(8H)-yl)-N,N-diphenyl-[1,1'-biphenyl]-4-amine