4,4'-bis(2-(2-phenylbenzofuran-4-yl)-9H-carbazol-9-yl)-1,1'-biphenyl

4,4'-bis(2-(6-(benzo[b]thiophen-2-yl)pyridazin-3-yl)-9H-carbazol-9-yl)-1,1'-biphenyl

4,4'-bis(2-(6-cyclopentylbenzo[b]thiophen-2-yl)-9H-carbazol-9-yl)-1,1'-biphenyl

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

4,4'-bis(2-(oxiran-2-ylmethoxy)-9H-carbazol-9-yl)-1,1'-biphenyl

4,4'-([1,1'-biphenyl]-4,4'-diylbis((7-phenylnaphthalen-1-yl)azanediyl))dibenzonitrile

4,4'-([1,1'-biphenyl]-4,4'-diylbis((8-phenylnaphthalen-1-yl)azanediyl))dibenzonitrile

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

4'-(9H-carbazol-9-yl)-N-phenyl-N-(4-(4b,8b,12b-trimethyl-4b,4b1,8b,12b-tetrahydrodibenzo[2,3:4,5]pentaleno[1,6-ab]inden-2-yl)phenyl)-[1,1'-biphenyl]-4-amine

4,4'-((4'-(diphenylamino)-[1,1'-biphenyl]-4-yl)azanediyl)dibenzonitrile

4,4'-(9,9'-([1,1'-biphenyl]-4,4'-diyl)bis(7-(benzo[b]thiophen-2-yl)-9H-carbazole-9,2-diyl))dibenzonitrile

4,4'-(([1,1'-biphenyl]-4,4'-diylbis([1,1'-biphenyl]-4-ylazanediyl))bis(4,1-phenylene))dibutanoic acid

4,4'-([1,1'-biphenyl]-4,4'-diylbis((4-(thiophen-2-yl)phenyl)azanediyl))dibenzaldehyde

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

4'-(9H-carbazol-9-yl)-N-phenyl-N-(3-(8-phenyl-8H-fluoreno[4,5-bcd]furan-8-yl)phenyl)-[1,1'-biphenyl]-4-amine

4'-(9H-benzo[kl]naphtho[1',2':4,5]thieno[2,3-a]acridin-9-yl)-N,N-diphenyl-[1,1'-biphenyl]-4-amine

4'-(9H-carbazol-9-yl)-N,N-bis(4-(2,3-dihydro-1H-inden-4-yl)phenyl)-[1,1'-biphenyl]-4-amine

4'-(9-(4,6-diphenyl-1,3,5-triazin-2-yl)-13c-methyl-9,13c-dihydro-5H-indolo[3',2':4,5]cyclopenta[1,2,3-kl]acridin-5-yl)-N,N-diphenyl-[1,1'-biphenyl]-4-amine

4'-(9-([1,1'-biphenyl]-2-yl)-13c-methyl-9,13c-dihydro-5H-indolo[3',2':4,5]cyclopenta[1,2,3-kl]acridin-5-yl)-N-([1,1'-biphenyl]-4-yl)-N-phenyl-[1,1'-biphenyl]-4-amine

4'-(6H-8,13-dithia-6-azabenzo[6,7]naphtho[2',1',8':3,4,5]azuleno[8,1-ab]anthracen-6-yl)-N,N-diphenyl-[1,1'-biphenyl]-4-amine