# type topo
# cell     1.831200     1.831200     2.688000    90.000000    90.000000    90.000000
8
  1 s      0.259664    0.488381    0.473088   0                              2/4      6/13       6/4      7/12 
  2 s      1.571536    1.342819    0.473088   0                             1/22      5/13      5/22      8/12 
  3 s      0.427219    1.175264    1.817088   0                              4/4      5/13      7/13      7/16 
  4 s      1.403981    0.655936    1.817088   0                             3/22      6/13      8/10      8/13 
  5 s      0.655936    1.403981    0.870912   0                             2/13       2/4      3/13      6/16 
  6 s      1.175264    0.427219    0.870912   0                             1/13      1/22      4/13      5/10 
  7 s      0.488381    0.259664    2.214912   0                             1/14      3/13      3/10      8/10 
  8 s      1.342819    1.571536    2.214912   0                             2/14      4/16      4/13      7/16