# type topo
# cell     2.309400     2.309400     2.309400    90.000000    90.000000    90.000000
8
  1 s      0.000000    0.000000    0.000000   0                             5/13       6/1       7/3       8/9 
  2 s      0.000000    1.154700    1.154700   0                             5/13       6/4       7/4      8/13 
  3 s      1.154700    0.000000    1.154700   0                             5/13      6/10      7/13      8/10 
  4 s      1.154700    1.154700    0.000000   0                             5/13      6/13      7/12      8/12 
  5 s      0.577350    0.577350    0.577350   1                             1/13      2/13      3/13      4/13 
  6 s      1.732050    1.732050    0.577350   1                             1/25      2/22      3/16      4/13 
  7 s      1.732050    0.577350    1.732050   1                             1/23      2/22      3/13      4/14 
  8 s      0.577350    1.732050    1.732050   1                             1/17      2/13      3/16      4/14