# type topo
# cell     2.236100     2.236100     3.203100    90.000000    90.000000    90.000000
16
  1 i      0.111805    1.900685    2.849478   0                             2/13       3/7       4/4      6/13       9/8     11/14     12/14 
  2 i      1.006245    1.453465    2.849478   0                             1/13      3/16      4/13      5/13     10/14     11/14     12/14 
  3 i      1.453465    0.111805    2.849478   0                             1/19      2/10      4/13      7/13      9/14     10/14     11/11 
  4 i      1.900685    1.006245    2.849478   0                             1/22      2/13      3/13      8/13      9/14     10/14     12/23 
  5 i      1.006245    1.900685    1.955172   0                             2/13      6/13      7/16      8/13     13/16     15/13     16/13 
  6 i      0.111805    1.453465    1.955172   0                             1/13      5/13       7/7       8/4      14/4     15/13     16/13 
  7 i      1.900685    0.111805    1.955172   0                             3/13      5/10      6/19      8/13     13/13     14/13     15/19 
  8 i      1.453465    1.006245    1.955172   0                             4/13      5/13      6/22      7/13     13/13     14/13     16/13 
  9 i      2.124295    0.335415    0.353622   0                             1/18      3/12      4/12     10/13     11/19     12/22     14/13 
 10 i      1.229855    0.782635    0.353622   0                             2/12      3/12      4/12      9/13     11/10     12/13     13/13 
 11 i      0.782635    2.124295    0.353622   0                             1/12      2/12      3/15       9/7     10/16     12/13     15/13 
 12 i      0.335415    1.229855    0.353622   0                             1/12      2/12       4/3       9/4     10/13     11/13     16/13 
 13 i      1.229855    0.335415    1.247928   0                             5/10      7/13      8/13     10/13     14/13     15/10     16/13 
 14 i      2.124295    0.782635    1.247928   0                             6/22      7/13      8/13      9/13     13/13     15/19     16/22 
 15 i      0.335415    2.124295    1.247928   0                             5/13      6/13       7/7     11/13     13/16      14/7     16/13 
 16 i      0.782635    1.229855    1.247928   0                             5/13      6/13      8/13     12/13     13/13      14/4     15/13