# type topo
# cell     3.007000     3.007000     2.844500    90.000000    90.000000    90.000000
16
  1 n      1.025688    1.356458    0.000000   0                             2/13      9/12     14/13 
  2 n      1.981312    1.650542    0.000000   0                             1/13     10/12     13/13 
  3 n      1.650542    1.025688    1.422250   0                             4/13     11/13     16/13 
  4 n      1.356458    1.981312    1.422250   0                             3/13     12/13     15/13 
  5 n      0.477812    2.859958    0.000000   0                              6/7     12/13     15/12 
  6 n      2.529188    0.147042    0.000000   0                             5/19     11/13     16/12 
  7 n      2.859958    2.529188    1.422250   0                             8/25     10/13     13/13 
  8 n      0.147042    0.477812    1.422250   0                              7/1      9/13     14/13 
  9 n      0.353623    1.149877    2.133375   1                             1/14      8/13      10/4 
 10 n      2.653377    1.857123    2.133375   1                             2/14      7/13      9/22 
 11 n      1.857123    0.353623    0.711125   1                             3/13      6/13     12/10 
 12 n      1.149877    2.653377    0.711125   1                             4/13      5/13     11/16 
 13 n      2.653377    1.857123    0.711125   1                             2/13      7/13     14/22 
 14 n      0.353623    1.149877    0.711125   1                             1/13      8/13      13/4 
 15 n      1.149877    2.653377    2.133375   1                             4/13      5/14     16/16 
 16 n      1.857123    0.353623    2.133375   1                             3/13      6/14     15/10