# type topo
# cell     3.235400     3.235400     1.000000    90.000000    90.000000    90.000000
8
  1 o      1.117831    0.432897    0.000000   0                             5/13      6/10       6/9      1/14      1/12      7/12 
  2 o      2.117569    2.802503    0.500000   0                             6/13      5/17      5/16      2/14      2/12      8/13 
  3 o      2.802503    1.117831    0.250000   0                             8/13      7/22      7/21      3/14      3/12      5/13 
  4 o      0.432897    2.117569    0.750000   0                             7/13       8/4       8/5      4/14      4/12      6/13 
  5 o      2.117569    0.432897    0.000000   0                             1/13       2/9      2/10      3/13      5/14      5/12 
  6 o      1.117831    2.802503    0.500000   0                             1/16      1/17      2/13      4/13      6/14      6/12 
  7 o      0.432897    1.117831    0.750000   0                             1/14       3/4       3/5      4/13      7/14      7/12 
  8 o      2.802503    2.117569    0.250000   0                             2/13      3/13      4/22      4/21      8/14      8/12