# type topo
# cell     3.154800     3.154800     3.154800    90.000000    90.000000    90.000000
16
  1 s      0.500036    0.500036    0.500036   0                             5/12      7/10       8/4     14/13 
  2 s      2.654764    2.654764    0.500036   0                             6/12      7/22      8/16     13/13 
  3 s      2.654764    0.500036    2.654764   0                             5/22      6/10      8/14     15/13 
  4 s      0.500036    2.654764    2.654764   0                             5/16       6/4      7/14     16/13 
  5 s      0.500036    0.500036    2.654764   0                             1/14       3/4      4/10     10/13 
  6 s      2.654764    2.654764    2.654764   0                             2/14      3/16      4/22      9/13 
  7 s      0.500036    2.654764    0.500036   0                             1/16       2/4      4/12     11/13 
  8 s      2.654764    0.500036    0.500036   0                             1/22      2/10      3/12     12/13 
  9 s      2.077436    2.077436    2.077436   0                             6/13     13/13     15/13     16/13 
 10 s      1.077364    1.077364    2.077436   0                             5/13     14/13     15/13     16/13 
 11 s      1.077364    2.077436    1.077364   0                             7/13     13/13     14/13     16/13 
 12 s      2.077436    1.077364    1.077364   0                             8/13     13/13     14/13     15/13 
 13 s      2.077436    2.077436    1.077364   0                             2/13      9/13     11/13     12/13 
 14 s      1.077364    1.077364    1.077364   0                             1/13     10/13     11/13     12/13 
 15 s      2.077436    1.077364    2.077436   0                             3/13      9/13     10/13     12/13 
 16 s      1.077364    2.077436    2.077436   0                             4/13      9/13     10/13     11/13