# type topo
# cell     2.975900     2.975900     1.949900    90.000000    90.000000   120.000000
18
  1 o      0.546078    0.187105    0.000000   0                              2/4       3/1      6/13      6/12     11/12     17/10 
  2 o      2.540823    0.379365    0.000000   0                             1/22      3/10      5/13      5/12     10/12     16/22 
  3 o      1.376949    2.010735    0.000000   0                             1/25      2/16      4/13      4/12     12/12     18/13 
  4 o      1.598951    2.010735    0.974950   0                             3/13      3/14      5/16      6/25      8/13     14/22 
  5 o      2.429822    0.187105    0.974950   0                             2/13      2/14      4/10      6/22      7/13     13/10 
  6 o      0.435077    0.379365    0.974950   0                             1/13      1/14       4/1       5/4      9/13     15/13 
  7 o      2.034028    1.046173    0.649967   0                             5/13      8/13      9/13     12/13     12/12     17/22 
  8 o      1.052873    1.238433    0.649967   0                             4/13      7/13      9/13     11/13     11/12     16/13 
  9 o      1.376949    0.292599    0.649967   0                             6/13      7/13      8/13     10/13     10/12     18/10 
 10 o      1.598951    0.292599    1.624917   0                             2/14      9/13      9/14     11/13     12/13     14/10 
 11 o      0.941872    1.046173    1.624917   0                             1/14      8/13      8/14     10/13     12/13     13/13 
 12 o      1.923027    1.238433    1.624917   0                             3/14      7/13      7/14     10/13     11/13     15/22 
 13 o      0.546078    1.905242    1.299933   0                             5/16     11/13     14/13     15/13     18/14     18/13 
 14 o     -0.435077    2.097501    1.299933   0                              4/4     10/16     13/13     15/13     17/14     17/13 
 15 o     -0.111001    1.151667    1.299933   0                             6/13      12/4     13/13     14/13     16/14     16/13 
 16 o      0.111001    1.151667    0.324983   0                              2/4      8/13     15/12     15/13     17/13     18/13 
 17 o     -0.546078    1.905242    0.324983   0                             1/16       7/4     14/12     14/13     16/13     18/13 
 18 o      0.435077    2.097501    0.324983   0                             3/13      9/16     13/12     13/13     16/13     17/13