9H-Carbazole, 9,9'-[4'-(2-ethyl-1H-benzimidazol-1-yl)[1,1'-biphenyl]-3,5-diyl]bis-

9H-Carbazole, 9,9'-[4'-(2-ethyl-1H-benzimidazol-1-yl)[1,1'-biphenyl]-3,5-diyl]bis- · CAS 1549690-57-4