# type topo
# cell     3.270200     3.270200     1.949900    90.000000    90.000000    90.000000
16
  1 o      1.092574    0.385230    0.318614   0                              6/9      8/13     11/13     12/10     15/13     15/12 
  2 o      2.177626    2.884970    0.318614   0                             5/15      7/13     11/16     12/13     16/13     16/12 
  3 o      0.385230    2.177626    1.631286   0                             6/13       7/5       9/4     10/13     13/14     13/13 
  4 o      2.884970    1.092574    1.631286   0                             5/13      8/23      9/13     10/22     14/14     14/13 
  5 o      2.177626    0.385230    1.631286   0                             2/11      4/13     11/14     11/13     15/13     16/10 
  6 o      1.092574    2.884970    1.631286   0                             1/17      3/13     12/14     12/13     15/16     16/13 
  7 o      2.884970    2.177626    0.318614   0                             2/13      3/21      9/13      9/12     13/22     14/13 
  8 o      0.385230    1.092574    0.318614   0                             1/13       4/3     10/13     10/12     13/13      14/4 
  9 o      2.727674    2.020330    1.293564   0                             3/22      4/13      7/13      7/14     14/13     16/13 
 10 o      0.542526    1.249870    1.293564   0                             3/13       4/4      8/13      8/14     13/13     15/13 
 11 o      2.020330    0.542526    0.656336   0                             1/13      2/10      5/12      5/13     14/13     15/13 
 12 o      1.249870    2.727674    0.656336   0                             1/16      2/13      6/12      6/13     13/13     16/13 
 13 o      0.542526    2.020330    0.656336   0                             3/12      3/13       7/4      8/13     10/13     12/13 
 14 o      2.727674    1.249870    0.656336   0                             4/12      4/13      7/13      8/22      9/13     11/13 
 15 o      1.249870    0.542526    1.293564   0                             1/13      1/14      5/13      6/10     10/13     11/13 
 16 o      2.020330    2.727674    1.293564   0                             2/13      2/14      5/16      6/13      9/13     12/13