# type topo
# cell     2.732100     2.732100     2.732100    90.000000    90.000000    90.000000
12
  1 p      0.499974    0.000000    1.366050   0                              2/4      9/10     10/13     11/13     12/13 
  2 p      2.232126    0.000000    1.366050   0                             1/22      9/19     10/22     11/13     12/13 
  3 p      1.366050    0.499974    0.000000   0                             4/10      7/13      8/13     11/12     12/13 
  4 p      1.366050    2.232126    0.000000   0                             3/16      7/13      8/13     11/15     12/16 
  5 p      0.000000    1.366050    0.499974   0                             6/12       7/4      8/13      9/13     10/13 
  6 p      0.000000    1.366050    2.232126   0                             5/14       7/5      8/14      9/13     10/13 
  7 p      1.866024    1.366050    0.000000   0                             3/13      4/13      5/22      6/21      8/13 
  8 p      0.866076    1.366050    0.000000   0                             3/13      4/13      5/13      6/12      7/13 
  9 p      0.000000    1.866024    1.366050   0                             1/16       2/7      5/13      6/13     10/13 
 10 p      0.000000    0.866076    1.366050   0                             1/13       2/4      5/13      6/13      9/13 
 11 p      1.366050    0.000000    1.866024   0                             1/13      2/13      3/14      4/11     12/13 
 12 p      1.366050    0.000000    0.866076   0                             1/13      2/13      3/13      4/10     11/13