# type topo
# cell     2.884400     2.884400     1.000000    90.000000    90.000000   120.000000
9
  1 v      0.000000    0.577529    0.000000   0                              6/4      9/12      8/12      5/13      1/14      1/12       2/1      3/10 
  2 v      0.942045    2.209199    0.000000   0                             1/25      6/16      9/12      4/13      7/12      2/14      2/12      3/22 
  3 v     -0.942045    2.209199    0.000000   0                             1/16       2/4      7/12      8/12      5/16       4/4      3/12      3/14 
  4 v      1.442200    1.410184    0.333333   0                             2/13      3/22      8/22      9/13      4/14      4/12      6/13      5/13 
  5 v      0.942045    0.543890    0.333333   0                             1/13      3/10      4/13      7/10      9/13      5/14      5/12      6/13 
  6 v      1.942355    0.543890    0.333333   0                             1/22      2/10      4/13      5/13      8/22      7/10      6/14      6/12 
  7 v     -0.000000    2.242838    0.666667   0                             2/14      3/14      5/16      6/16      7/14      7/12      8/13      9/13 
  8 v     -0.500155    1.376545    0.666667   0                             1/14      3/14       4/4       6/4      7/13      8/14      8/12      9/13 
  9 v      0.500155    1.376545    0.666667   0                             1/14      2/14      4/13      5/13      7/13      8/13      9/14      9/12