7-(4'-(9-(diethylamino)-7H-benzo[kl]acridin-7-yl)-[1,1'-biphenyl]-4-yl)-N,N-dimethyl-7H-benzo[kl]acridin-9-amine

8-(4'-(7H-benzo[g]thieno[3,2-b]carbazol-7-yl)-[1,1'-biphenyl]-4-yl)-8H-dibenzo[a,g]thieno[3,2-c]carbazole

8-(9-(4'-(9H-carbazol-9-yl)-[1,1'-biphenyl]-4-yl)-9H-carbazol-3-yl)-1,2,3,4-tetrahydrobenzo[4,5]imidazo[1,2-a]pyridine

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

7-(4'-(9H-carbazol-9-yl)-[1,1'-biphenyl]-4-yl)-12-(dibenzo[b,d]furan-4-yl)-7,12-dihydrobenzo[b]naphtho[1,8-ef][1,4]diazepine

7-(4'-(7H-benzo[kl]acridin-7-yl)-[1,1'-biphenyl]-4-yl)-2,3-diphenyl-7H-fluoreno[2,1,9-mna]phenanthro[9,10-i]acridine

6-(4'-(7H-benzo[g]thieno[3,2-b]carbazol-7-yl)-[1,1'-biphenyl]-4-yl)-6H-benzo[c]thieno[2,3-g]carbazole

4,4'-bis(9,9-dimethylbenzo[g]indeno[2,1-b]carbazol-7(9H)-yl)-1,1'-biphenyl

7-(4'-(9H-carbazol-9-yl)-[1,1'-biphenyl]-4-yl)-14,14-dimethyl-9-phenyl-9,14-dihydro-7H-benzo[kl]benzo[5,6][1,4]azasilino[3,2-b]acridine

7-(4'-(9H-carbazol-9-yl)-[1,1'-biphenyl]-4-yl)-9-phenyl-7,9-dihydrobenzo[4,5]quinolino[2,3-b]phenothiazine

6-((4-((4'-(phenyl(p-tolyl)amino)-[1,1'-biphenyl]-4-yl)(p-tolyl)amino)benzyl)oxy)hexyl acrylate

4,4'-bis(5-methoxy-7H-pyrido[2,3-c]carbazol-7-yl)-1,1'-biphenyl

4,4'-bis(6H-thieno[3,2-c]carbazol-6-yl)-1,1'-biphenyl

(2E,2'E,2''E,2'''E)-tetrabutyl 3,3',3'',3'''-(([1,1'-biphenyl]-4,4'-diylbis(azanetriyl))tetrakis(benzene-4,1-diyl))tetraacrylate

(([1,1'-biphenyl]-4,4'-diylbis(azanetriyl))tetrakis(benzene-4,1-diyl))tetrakis(propane-3,1-diyl) tetraacrylate

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

N-(4'-(9H-benzo[b]naphtho[1,8-ef][1,4]oxazepin-9-yl)-[1,1'-biphenyl]-4-yl)-N-([1,1'-biphenyl]-2-yl)naphthalen-1-amine

N-(4'-(9H-carbazol-9-yl)-[1,1'-biphenyl]-4-yl)-10-phenyl-N-(4-(8-phenylnaphthalen-1-yl)phenyl)phenanthren-9-amine