# type topo
# cell     3.005500     3.005500     3.005500    90.000000    90.000000    90.000000
16
  1 x12    1.502750    1.502750    1.502750   0                             2/13      5/13     10/13     12/13      4/13      6/13      9/13      3/13      7/13      8/13     11/13     13/13 
  2 n      0.922689    0.922689    1.502750   1                             1/13     15/13     14/13 
  3 n      2.082812    2.082812    1.502750   1                             1/13     14/22     15/16 
  4 n      2.082812    0.922689    1.502750   1                             1/13     14/22     15/13 
  5 n      0.922689    2.082812    1.502750   1                             1/13     14/13     15/16 
  6 n      1.502750    0.922689    0.922689   1                             1/13     15/13     16/13 
  7 n      1.502750    2.082812    2.082812   1                             1/13     15/16     16/14 
  8 n      1.502750    2.082812    0.922689   1                             1/13     15/16     16/13 
  9 n      1.502750    0.922689    2.082812   1                             1/13     15/13     16/14 
 10 n      0.922689    1.502750    0.922689   1                             1/13     16/13     14/13 
 11 n      2.082812    1.502750    2.082812   1                             1/13     14/22     16/14 
 12 n      0.922689    1.502750    2.082812   1                             1/13     14/13     16/14 
 13 n      2.082812    1.502750    0.922689   1                             1/13     14/22     16/13 
 14 v      0.000000    1.502750    1.502750   2                             2/13       3/4       4/4      5/13     10/13      11/4     12/13      13/4 
 15 v      1.502750    0.000000    1.502750   2                             2/13      3/10      4/13      5/10      6/13      7/10      8/10      9/13 
 16 v      1.502750    1.502750    0.000000   2                             6/13      7/12      8/13      9/12     10/13     11/12     12/12     13/13