# type topo
# cell     1.801600     1.801600     3.737000    90.000000    90.000000    90.000000
6
  1 n      0.000000    0.900800    1.434261   0                             4/13      6/13       6/4 
  2 n      0.900800    0.000000    2.302739   0                             3/13      6/13      6/10 
  3 n      0.900800    0.000000    3.302761   0                             2/13      5/23      5/14 
  4 n      0.000000    0.900800    0.434239   0                             1/13      5/13      5/16 
  5 s      0.000000    0.000000    0.000000   1                              3/3      3/12      4/13      4/10 
  6 s      0.900800    0.900800    1.868500   1                             1/13      1/22      2/13      2/16