# type topo
# cell     2.814000     2.814000     2.917000    90.000000    90.000000   120.000000
18
  1 o      0.816623    0.058975    0.827553   0                             6/13       8/9     13/13     16/10     17/13     18/10 
  2 o      2.354615    0.677728    0.827553   0                             4/13      9/21     14/13     16/22     17/22     18/10 
  3 o      1.049763    1.700292    0.827553   0                             5/13      7/12     15/13     16/22     17/13     18/13 
  4 o      2.223623    0.871307    1.799886   0                             2/13      9/22     10/10     11/22     12/22     16/22 
  5 o      0.947615    1.490060    1.799886   0                             3/13      7/13     10/13     11/22     12/13     17/13 
  6 o      1.049763    0.075628    1.799886   0                             1/13      8/10     10/10     11/10     12/13     18/10 
  7 o      0.816623    1.683639    2.772220   0                             3/14      5/13     10/13     13/14     14/17     15/14 
  8 o     -0.459386    2.302392    2.772220   0                             1/17      6/16     11/13     13/17     14/17      15/5 
  9 o     -0.357237    0.887960    2.772220   0                              2/5       4/4     12/13     13/14      14/5      15/5 
 10 o      0.590377    2.378020    2.089447   0                             4/16      5/13      6/16      7/13     14/17     18/13 
 11 o     -0.947614    1.759267    2.089447   0                              4/4       5/4      6/16      8/13      15/5     16/13 
 12 o      0.357237    0.736704    2.089447   0                              4/4      5/13      6/13      9/13     13/14     17/13 
 13 o      0.590377    0.753357    0.144780   0                             1/13      7/12       8/9      9/12     12/12     17/13 
 14 o      1.866386    0.134603    0.144780   0                             2/13       7/9       8/9      9/21      10/9     18/10 
 15 o      1.764237    1.549036    0.144780   0                             3/13      7/12      8/21      9/21     11/21     16/22 
 16 o     -0.816623    1.565688    1.117114   0                             1/16       2/4       3/4       4/4     11/13      15/4 
 17 o      0.459385    0.946935    1.117114   0                             1/13       2/4      3/13      5/13     12/13     13/13 
 18 o      0.357237    2.361367    1.117114   0                             1/16      2/16      3/13      6/16     10/13     14/16