N-(4'-(1H-1-azabenzo[3,4]naphtho[8',1',2':7,8,1]azuleno[5,6-l]phenanthren-1-yl)-[1,1'-biphenyl]-4-yl)-9,9-dimethyl-N-phenyl-9H-fluoren-2-amine

N4,N4'-bis(2,4-dimethylphenyl)-N4,N4'-diphenyl-[1,1'-biphenyl]-4,4'-diamine compound with dichloromethane (1:1)

N-([1,1'-biphenyl]-4-yl)-4'-(12,12-diphenylbenzo[f]naphtho[1,8-bc]azepin-7(12H)-yl)-N-phenyl-[1,1'-biphenyl]-4-amine

5-(4'-(9,9-dimethylacridin-10(9H)-yl)-[1,1'-biphenyl]-4-yl)-10-mesityl-5,10-dihydrodibenzo[b,e][1,4]azaborinine

N-(4'-(12,12-diphenylbenzo[f]naphtho[1,8-bc]azepin-7(12H)-yl)-[1,1'-biphenyl]-4-yl)-N-phenylnaphthalen-1-amine

4,4'-bis(3-chloro-10,11-dihydro-5H-dibenzo[b,f]azepin-5-yl)-1,1'-biphenyl

4,4'-bis(6H-naphtho[2,1,8,7-klmn]acridin-6-yl)-1,1'-biphenyl

(2E,2'E)-3,3'-(((4'-(bis(4-methoxyphenyl)amino)-[1,1'-biphenyl]-4-yl)azanediyl)bis(4,1-phenylene))bis(2-cyanoacrylic acid)

N,N-diphenyl-4'-(7,7,9,9-tetramethyl-7,9-dihydro-5H-benzo[6,7]-s-indaceno[2,1-b]carbazol-5-yl)-[1,1'-biphenyl]-4-amine

N1,N1'-([1,1'-biphenyl]-4,4'-diyl)bis(N1,N4-diphenyl-N4-(m-tolyl)naphthalene-1,4-diamine)

N,N-diphenyl-4'-(8-phenyl-6,8-diazabenzo[6,7]naphtho[2',1',8':3,4,5]azuleno[1,8-bc]fluoren-6(8H)-yl)-[1,1'-biphenyl]-4-amine

4,4'-bis(3,6-di(naphthalen-2-yl)-9H-carbazol-9-yl)-1,1'-biphenyl

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

N4,N4,N4'-tris(4-(tert-butyl)phenyl)-N4'-phenyl-[1,1'-biphenyl]-4,4'-diamine

4,4'-bis(3-(bromomethyl)-9H-carbazol-9-yl)-1,1'-biphenyl

4,4'-bis(3-octyl-9H-carbazol-9-yl)-1,1'-biphenyl

4,4'-bis(3-chloro-9H-carbazol-9-yl)-1,1'-biphenyl

6-(4'-(9H-carbazol-9-yl)-[1,1'-biphenyl]-4-yl)-8-phenyl-6,8-dihydro-6,8-diazabenzo[6,7]naphtho[2',1',8':3,4,5]azuleno[1,8-bc]fluorene

N,N-diphenyl-4'-(5,5,8,8-tetramethyl-5H-benzo[7,8]-as-indaceno[2,1-b]carbazol-10(8H)-yl)-[1,1'-biphenyl]-4-amine

4'-(5H-5-azabenzo[c]dibenzo[3,4:5,6]azuleno[7,8,1-mna]phenanthren-5-yl)-N,N-diphenyl-[1,1'-biphenyl]-4-amine