# type topo
# cell     2.449500     2.449500     2.449500    90.000000    90.000000    90.000000
7
  1 n      0.408087    0.408087    0.408087   0                             5/13      6/13      7/13 
  2 n      2.041413    2.041413    0.408087   0                             5/16      6/22      7/25 
  3 n      2.041413    0.408087    2.041413   0                             5/14      6/23      7/22 
  4 n      0.408087    2.041413    2.041413   0                             5/17      6/14      7/16 
  5 s      1.224750    0.000000    0.000000   1                             1/13      2/10      3/12       4/9 
  6 s      0.000000    1.224750    0.000000   1                             1/13       2/4       3/3      4/12 
  7 s      0.000000    0.000000    1.224750   1                             1/13       2/1       3/4      4/10