... N,N-diphenyl-N,N-di -m- tolyl -1 , 1-biphenyl-4,4-diamine (TPD) 27 (79),N,N -1 - naphthyl-N,N-diphenyl -1 , 1-biphenyl-4,4-diam-ine (NPD) 28 (80), 1, 3 , 5- tris(2-anthracyl-4-methoxy-phenylamino)benzene ... S.C.Moratti, and A.B.Holmes, Synth. Met. 71: 217 5 217 6 (19 95) . 10 3. S.J. Chung, J.I. Jin, and K.K. Kim, Adv. Mater. 9: 5 51 55 4 (19 97). 10 4. M. Gao, B. Richter, and S. Kirstein, Adv. Mater. 9: 802–8 05 (19 97). 10 5. ... 1, 3 , 5- tris(2-anthracyl-4-methoxy-phenylamino)benzene 29 ( 81) , and the atropisomericcis- and trans -5 ,11 -dihydro -5 ,11 -di -1 - napthylindolo[3,2-b]carbazole 30 ( 82). NNNNN NNN NH3COOCH3OCH327 2829 trans-30The...