# type topo
# cell     3.761900     3.572400     2.987400    90.000000   108.129000    90.000000
16
  1 n      0.010481    0.797360    1.575417   0                              2/4      7/13     15/13 
  2 n      2.821867    0.797360    1.263684   0                             1/22      8/13     16/13 
  3 n      1.891431    2.583560    1.575417   0                             4/13      5/13     13/13 
  4 n      0.940917    2.583560    1.263684   0                             3/13      6/13     14/13 
  5 n      2.821867    2.775040    1.263684   0                             3/13      6/22     11/13 
  6 n      0.010481    2.775040    1.575417   0                             4/13       5/4     12/13 
  7 n      0.940917    0.988840    1.263684   0                             1/13      8/13      9/13 
  8 n      1.891431    0.988840    1.575417   0                             2/13      7/13     10/13 
  9 n      0.941663    1.286064    0.308894   1                             7/13     14/13     15/12 
 10 n      1.890685    1.286064    2.530206   1                             8/13     13/13     16/14 
 11 n      2.822613    3.072264    0.308894   1                             5/13     13/12     16/16 
 12 n      0.009735    3.072264    2.530206   1                             6/13     14/14     15/16 
 13 n      1.890685    2.286336    2.530206   1                             3/13     10/13     11/14 
 14 n      0.941663    2.286336    0.308894   1                             4/13      9/13     12/12 
 15 n      0.009735    0.500136    2.530206   1                             1/13      9/14     12/10 
 16 n      2.822613    0.500136    0.308894   1                             2/13     10/12     11/10