# type topo
# cell     4.509400     4.509400     1.752900    90.000000    90.000000    90.000000
12
  1 n      1.547626    1.207166    0.000000   0                             7/13      7/12      9/13 
  2 n      2.961774    3.302234    0.000000   0                             8/13      8/12     10/13 
  3 n      3.302234    1.547626    0.876450   0                             5/13      5/14     11/13 
  4 n      1.207166    2.961774    0.876450   0                             6/13      6/14     12/13 
  5 n      2.961774    1.207166    0.000000   0                             3/13      3/12      9/13 
  6 n      1.547626    3.302234    0.000000   0                             4/13      4/12     10/13 
  7 n      1.207166    1.547626    0.876450   0                             1/13      1/14     12/13 
  8 n      3.302234    2.961774    0.876450   0                             2/13      2/14     11/13 
  9 n      2.254700    0.500092    0.000000   1                             1/13      5/13     10/10 
 10 n      2.254700    4.009308    0.000000   1                             2/13      6/13      9/16 
 11 n      4.009308    2.254700    0.876450   1                             3/13      8/13     12/22 
 12 n      0.500092    2.254700    0.876450   1                             4/13      7/13      11/4