# type topo
# cell     2.822800     1.822900     3.344500    90.000000    90.000000    90.000000
16
  1 i      0.499918    0.548511    0.836125   0                              3/4      7/13      7/10      9/13     12/13     14/13     15/13 
  2 i      2.322882    1.274389    2.508375   0                             4/22      8/16      8/13     10/17     11/13     13/16     16/14 
  3 i      2.322882    0.548511    0.836125   0                             1/22      5/13      5/10     10/13     11/13     13/13     16/13 
  4 i      0.499918    1.274389    2.508375   0                              2/4      6/16      6/13      9/16     12/14     14/17     15/13 
  5 i      1.911318    1.459961    0.836125   0                             3/13      3/16      7/13     10/16     11/13     13/16     16/13 
  6 i      0.911482    0.362939    2.508375   0                             4/10      4/13      8/13      9/13     12/14     14/14     15/13 
  7 i      0.911482    1.459961    0.836125   0                             1/13      1/16      5/13      9/16     12/13     14/16     15/13 
  8 i      1.911318    0.362939    2.508375   0                             2/10      2/13      6/13     10/14     11/13     13/13     16/14 
  9 i      0.499918    0.000000    1.672250   1                             1/13      4/10      6/13      7/10      13/4     15/10     15/13 
 10 i      2.322882    0.000000    0.000000   1                              2/9      3/13      5/10      8/12     14/22     16/13     16/10 
 11 i      1.911318    0.911450    1.672250   1                             2/13      3/13      5/13      8/13     13/16     13/13     15/13 
 12 i      0.911482    0.911450    0.000000   1                             1/13      4/12      6/12      7/13     14/16     14/13     16/13 
 13 i      2.322882    0.000000    1.672250   1                             2/10      3/13      5/10      8/13      9/22     11/10     11/13 
 14 i      0.499918    0.000000    0.000000   1                             1/13       4/9      6/12      7/10      10/4     12/10     12/13 
 15 i      0.911482    0.911450    1.672250   1                             1/13      4/13      6/13      7/13      9/16      9/13     11/13 
 16 i      1.911318    0.911450    0.000000   1                             2/12      3/13      5/13      8/12     10/13     10/16     12/13