# type topo
# cell     1.974600     2.317900     2.504400    90.000000    90.000000    90.000000
8
  1 n      0.000000    0.000000    0.752322   0                             2/13      5/13      6/10 
  2 n      0.000000    0.000000    1.752078   0                             1/13      5/14      6/11 
  3 n      0.987300    1.158950    0.752322   0                             4/13      7/13      8/13 
  4 n      0.987300    1.158950    1.752078   0                             3/13      7/14      8/14 
  5 p      0.000000    0.658979    0.000000   1                             1/13      2/12      6/13      8/13       8/4 
  6 p      0.000000    1.658921    0.000000   1                             1/16      2/15      5/13      7/13       7/4 
  7 p      0.987300    1.817929    0.000000   1                             3/13      4/12      6/13      6/22      8/16 
  8 p      0.987300    0.499971    0.000000   1                             3/13      4/12      5/13      5/22      7/10