# type topo
# cell     3.052800     2.418400     1.809800    90.000000    90.000000    90.000000
8
  1 s      1.073975    0.996381    0.000000   0                             2/13      4/13      4/12      6/13 
  2 s      1.978825    1.422019    0.000000   0                             1/13      3/13      3/12      5/13 
  3 s      1.978825    0.996381    0.904900   0                             2/13      2/14      4/13      8/13 
  4 s      1.073975    1.422019    0.904900   0                             1/13      1/14      3/13      7/13 
  5 s      2.600375    2.205581    0.000000   0                             2/13      6/25      8/16      8/15 
  6 s      0.452425    0.212819    0.000000   0                             1/13       5/1      7/10       7/9 
  7 s      0.452425    2.205581    0.904900   0                             4/13      6/16      6/17       8/7 
  8 s      2.600375    0.212819    0.904900   0                             3/13      5/10      5/11      7/19