# type topo
# cell     2.622800     2.622800     1.849000    90.000000    90.000000   120.000000
12
  1 v      0.934635    0.319588    0.077658   0                             2/13      3/13      5/10       7/9       8/9      9/12     12/12     12/13 
  2 v      1.878712    0.649624    0.077658   0                             1/13      3/13      4/22       7/9      8/21      9/21     11/12     11/13 
  3 v      1.120854    1.302200    0.077658   0                             1/13      2/13      6/13      7/12      8/21      9/12     10/12     10/13 
  4 v     -0.190546    0.969211    0.846842   0                              2/4      5/13      6/13      9/12      9/13      10/4      11/4     12/13 
  5 v     -0.376765    1.951824    0.846842   0                             1/16      4/13      6/13      8/13      8/12      10/4     11/16     12/16 
  6 v      0.567312    1.621788    0.846842   0                             3/13      4/13      5/13      7/13      7/12     10/13     11/16     12/13 
  7 v      0.376765    1.951824    1.771342   0                             1/17      2/17      3/14      6/13      6/14      8/13      9/13     11/16 
  8 v     -0.567312    1.621788    1.771342   0                             1/17       2/5       3/5      5/13      5/14      7/13      9/13      10/4 
  9 v      0.190546    0.969211    1.771342   0                             1/14       2/5      3/14      4/14      4/13      7/13      8/13     12/13 
 10 v      1.501946    1.302200    1.002158   0                             3/14      3/13      4/22      5/22      6/13      8/22     11/13     12/13 
 11 v      1.688165    0.319588    1.002158   0                             2/14      2/13      4/22      5/10      6/10      7/10     10/13     12/13 
 12 v      0.744088    0.649624    1.002158   0                             1/14      1/13      4/13      5/10      6/13      9/13     10/13     11/13