5 6 9 2 9 July 8, 2019 16 32 64 128 6 5 9 2 8 9 7 5 9 6 2 9 6 5 9 3 2 9 4 5 9 6 2 9 5 1 9 6 2 9 9 5 6 x 9 2 3 ( 1 2 3 ) a 5 6 9 9 2 4 5 6 tetra 9h carbazol 9 yl isophthalonitrile T 2 5 3 9 6 9 Oblicz 9 5 6 x 9 2 3 5 9z 6 9z 2 7 9z 9 9 5 9x 2 )=- 6 2 4 5 6 tetrakis 9h carbazol 9 yl isophthalonitrile
