# type topo
# cell     2.224800     2.224800     1.000000    90.000000    90.000000    90.000000
4
  1 i      0.612487    0.000000    0.000000   0                             2/13      1/14      1/12      3/13      3/12       4/9      4/10 
  2 i      1.612313    0.000000    0.000000   0                             1/13      2/14      2/12      3/22      3/21      4/19      4/18 
  3 i      0.000000    0.612487    0.500000   0                             1/13      1/14       2/4       2/5      4/13      3/14      3/12 
  4 i      0.000000    1.612313    0.500000   0                             1/17      1/16       2/7       2/8      3/13      4/14      4/12