# type topo
# cell     3.211200     3.211200     3.041000    90.000000    90.000000   120.000000
16
  1 s     -0.000161    1.854080    0.260310   0                             4/13      5/13      6/13      7/13 
  2 s      1.605761    0.926901    1.780810   0                             3/13      8/13      9/13     10/13 
  3 s      1.605761    0.926901    2.780690   0                             2/13     11/13     12/13     13/13 
  4 s     -0.000161    1.854080    1.260190   0                             1/13     14/13     15/13     16/13 
  5 s      0.000000    0.853761    0.260310   1                             1/13     11/12      13/3     15/13 
  6 s      0.866221    2.354100    0.260310   1                             1/13     12/12     13/15     14/13 
  7 s     -0.866221    2.354100    0.260310   1                             1/13     11/15      12/3     16/13 
  8 s      1.605600    1.927220    1.780810   1                             2/13     12/13     14/13     16/22 
  9 s      0.739379    0.426881    1.780810   1                             2/13     11/13     15/13     16/10 
 10 s      2.471821    0.426881    1.780810   1                             2/13     13/13     14/10     15/22 
 11 s      0.739379    0.426881    2.780690   1                             3/13      5/14      7/11      9/13 
 12 s      1.605600    1.927220    2.780690   1                             3/13      6/14      7/23      8/13 
 13 s      2.471821    0.426881    2.780690   1                             3/13      5/23      6/11     10/13 
 14 s      0.866221    2.354100    1.260190   1                             4/13      6/13      8/13     10/16 
 15 s      0.000000    0.853761    1.260190   1                             4/13      5/13      9/13      10/4 
 16 s     -0.866221    2.354100    1.260190   1                             4/13      7/13       8/4      9/16