# type topo
# cell     2.667800     1.885300     1.885300    90.000000    90.000000    90.000000
8
  1 n      0.499946    0.000000    0.000000   0                              2/4      5/12      5/13 
  2 n      2.167854    0.000000    0.000000   0                             1/22      6/13      6/12 
  3 n      1.833846    0.942650    0.000000   0                             4/13      7/13      7/12 
  4 n      0.833954    0.942650    0.000000   0                             3/13      8/13      8/12 
  5 p      0.833954    0.000000    0.942650   1                             1/14      1/13      6/13      8/13      8/10 
  6 p      1.833846    0.000000    0.942650   1                             2/13      2/14      5/13      7/13      7/10 
  7 p      2.167854    0.942650    0.942650   1                             3/13      3/14      6/13      6/16      8/22 
  8 p      0.499946    0.942650    0.942650   1                             4/13      4/14      5/13      5/16       7/4