C20H12
 20 24
    2.0134    0.9948    0.0000 C
    2.0000    1.9864    0.0000 C
    2.8457    2.5043    0.0000 C
    3.7229    2.0415    0.0000 C
    4.6209    2.5693    0.0000 C
    5.5230    2.0484    0.0000 C
    5.5149    1.0068    0.0000 C
    4.6049    0.5000    0.0000 C
    4.6049   -0.5000    0.0000 C
    5.5149   -1.0068    0.0000 C
    5.5230   -2.0484    0.0000 C
    4.6209   -2.5693    0.0000 C
    3.7229   -2.0415    0.0000 C
    2.8457   -2.5043    0.0000 C
    2.0000   -1.9864    0.0000 C
    2.0134   -0.9948    0.0000 C
    2.8729   -0.5000    0.0000 C
    2.8729    0.5000    0.0000 C
    3.7389    1.0000    0.0000 C
    3.7389   -1.0000    0.0000 C
   1    2    5    5
   2    3    5    5
   3    4    5    5
   4    5    5    5
   5    6    5    5
   6    7    5    5
   7    8    5    5
   8    9    5    5
   9   10    5    5
  10   11    5    5
  11   12    5    5
  12   13    5    5
  13   14    5    5
  14   15    5    5
  15   16    5    5
  16   17    5    5
  17   18    5    5
   1   18    5    5
  18   19    5    5
   4   19    5    5
   8   19    5    5
  17   20    5    5
   9   20    5    5
  13   20    5    5