# type topo
# cell     1.801700     1.801700     3.736600    90.000000    90.000000    90.000000
6
  1 s      0.000000    0.000000    0.934150   0                             3/13       3/4      6/13      6/10 
  2 s      0.000000    0.000000    2.802450   0                             4/13      4/10      5/13       5/4 
  3 n      0.900850    0.000000    0.499957   1                             1/13      1/22      5/12 
  4 n      0.000000    0.900850    2.368257   1                             2/13      2/16      6/13 
  5 n      0.900850    0.000000    3.236643   1                             2/13      2/22      3/14 
  6 n      0.000000    0.900850    1.368343   1                             1/13      1/16      4/13