# type topo
# cell     3.853500     3.853500     3.853500    90.000000    90.000000    90.000000
15
  1 s      0.353366    0.353366    1.060483   0                              2/1      5/13      9/13     13/13 
  2 s      3.500134    3.500134    1.060483   0                             1/25      7/13     12/13     13/25 
  3 s      3.500134    0.353366    2.793017   0                             4/19      8/13     10/13     13/22 
  4 s      0.353366    3.500134    2.793017   0                              3/7      6/13     11/13     13/16 
  5 s      1.060483    0.353366    0.353366   0                             1/13       6/9      9/13     14/13 
  6 s      1.060483    3.500134    3.500134   0                             4/13      5/17     11/13     14/17 
  7 s      2.793017    3.500134    0.353366   0                             2/13      8/15     12/13     14/16 
  8 s      2.793017    0.353366    3.500134   0                             3/13      7/11     10/13     14/14 
  9 s      0.353366    1.060483    0.353366   0                             1/13      5/13      10/3     15/13 
 10 s      3.500134    1.060483    3.500134   0                             3/13      8/13      9/23     15/23 
 11 s      0.353366    2.793017    3.500134   0                             4/13      6/13      12/5     15/14 
 12 s      3.500134    2.793017    0.353366   0                             2/13      7/13     11/21     15/22 
 13 s      0.000000    0.000000    1.926750   1                             1/13       2/1       3/4      4/10 
 14 s      1.926750    0.000000    0.000000   1                             5/13       6/9      7/10      8/12 
 15 s      0.000000    1.926750    0.000000   1                             9/13      10/3     11/12      12/4