# type topo
# cell     1.943700     1.943700     3.771200    90.000000    90.000000    90.000000
16
  1 v      0.428780    1.715121    3.653539   0                              6/4      7/13      8/17       9/8      12/4     14/14     14/17     15/13 
  2 v      0.543070    0.228579    1.767939   0                             5/13      7/10      8/13     10/10     11/13     13/10     13/13     16/13 
  3 v      1.686354    0.914705    0.825139   0                             5/13      6/12      8/22      9/13     11/13     14/22     16/13     16/22 
  4 v      1.229196    1.028995    2.710739   0                             5/13      6/13      7/13     10/13     12/13     13/13     15/13     15/22 
  5 v      1.400630    0.743271    1.767939   0                             2/13      3/13      4/13     10/13     10/10     11/13     13/13     16/13 
  6 v      1.514920    1.200429    3.653539   0                             1/22      3/14      4/13      9/17      9/14     12/13     14/23     15/22 
  7 v      0.714504    1.886555    2.710739   0                             1/13      2/16      4/13     10/13      12/4     12/13     13/13     15/13 
  8 v      0.257346    0.057145    0.825139   0                              1/9      2/13       3/4       9/4      11/4     11/13     14/13     16/13 
  9 v      1.514920    0.228579    0.117661   0                             1/18      3/13       6/9      6/12      8/22     11/13      12/9     14/22 
 10 v      1.400630    1.715121    2.003261   0                             2/16      4/13      5/13      5/16      7/13     11/16     12/13     13/13 
 11 v      1.229196    0.057145    1.060461   0                             2/13      3/13      5/13      8/22      8/13      9/13     10/10     16/13 
 12 v      1.686354    1.886555    2.946061   0                             1/22      4/13      6/13      7/22      7/13      9/17     10/13     15/22 
 13 v      0.543070    1.200429    2.003261   0                             2/16      2/13      4/13      5/13      7/13     10/13     15/13     16/13 
 14 v      0.428780    0.743271    0.117661   0                             1/12       1/9       3/4       6/3      8/13       9/4     15/12     16/13 
 15 v      0.257346    1.028995    2.946061   0                             1/13      4/13       4/4       6/4      7/13      12/4     13/13     14/14 
 16 v      0.714504    0.914705    1.060461   0                             2/13      3/13       3/4      5/13      8/13     11/13     13/13     14/13