4'-(9H-carbazol-9-yl)-N-(3-(dibenzo[b,d]furan-4-yl)phenyl)-N-(3-(2-phenylnaphthalen-1-yl)phenyl)-[1,1'-biphenyl]-4-amine

4'-(9H-carbazol-9-yl)-N-(3-(dibenzo[b,d]furan-4-yl)phenyl)-N-(4-(pyren-1-yl)phenyl)-[1,1'-biphenyl]-4-amine

4'-(9H-carbazol-9-yl)-N-(3-(9-phenyl-9H-fluoren-9-yl)phenyl)-N-(4-(trimethylsilyl)phenyl)-[1,1'-biphenyl]-4-amine

4'-(9H-carbazol-9-yl)-N-(3-(phenanthren-9-yl)phenyl)-N-(3-(2-phenylnaphthalen-1-yl)phenyl)-[1,1'-biphenyl]-4-amine

4'-(9H-carbazol-9-yl)-N,N-bis(4-(9-methyl-9H-fluoren-9-yl)phenyl)-[1,1'-biphenyl]-4-amine

4'-(9H-carbazol-9-yl)-N,N-bis(4-(dibenzo[b,d]furan-2-yl)phenyl)-[1,1'-biphenyl]-4-amine

4'-(9H-carbazol-9-yl)-N,N-bis(4-(8-phenylnaphthalen-1-yl)phenyl)-[1,1'-biphenyl]-4-amine

N,N-bis(4-(tert-butyl)phenyl)-4'-(9H-carbazol-9-yl)-[1,1'-biphenyl]-4-amine

N,N-diphenyl-4'-(9,9,14-triphenyl-9,14-dihydro-7H-benzo[4,5]indolo[2,3-b]acridin-7-yl)-[1,1'-biphenyl]-4-amine

4'-(7H-benzo[c]carbazol-7-yl)-N-phenyl-N-(4-(2-phenylimidazo[1,2-a]pyridin-3-yl)phenyl)-[1,1'-biphenyl]-4-amine

4'-(7H-benzo[c]carbazol-7-yl)-N-phenyl-N-(4-(3-phenylimidazo[1,2-a]pyridin-2-yl)phenyl)-[1,1'-biphenyl]-4-amine

4'-(7H-benzo[c]carbazol-7-yl)-N-(4-(dibenzo[b,d]furan-4-yl)phenyl)-N-phenyl-[1,1'-biphenyl]-4-amine

N-(4'-(7H-benzo[c]carbazol-7-yl)-[1,1'-biphenyl]-4-yl)-N-(4-tritylphenyl)-[1,1'-biphenyl]-2-amine

N-(4-(tert-butyl)phenyl)-4'-(7H-dibenzo[c,g]carbazol-7-yl)-N-phenyl-[1,1'-biphenyl]-4-amine

4'-(7H-dibenzo[c,g]carbazol-7-yl)-N-(4-(naphthalen-2-yl)phenyl)-N-phenyl-[1,1'-biphenyl]-4-amine

((([1,1'-biphenyl]-4,4'-diylbis(p-tolylazanediyl))bis(4,1-phenylene))bis(methylene))diphosphonic acid

N-(4'-(9H-carbazol-9-yl)-[1,1'-biphenyl]-4-yl)-10',10'-dimethyl-N-(naphthalen-2-yl)-10'H-spiro[adamantane-2,9'-anthracen]-3'-amine