# type topo
# cell     1.893600     1.893600     3.965300    90.000000    90.000000   120.000000
9
  1 o     -0.473400    0.819953    0.661016   0                              4/4      4/16      5/12      7/13      9/13       9/4 
  2 o      0.473400    0.819953    3.304549   0                             5/22      5/13      6/13      8/16      8/13      9/14 
  3 o      0.946800    0.000000    1.982782   0                             4/13      6/13      6/10      7/22      7/10      8/13 
  4 n      0.946800    0.000000    0.982601   1                             1/22      1/10      3/13 
  5 n     -0.473400    0.819953    3.626135   1                             1/14       2/4      2/13 
  6 n      0.473400    0.819953    2.304368   1                             2/13      3/13      3/16 
  7 n     -0.473400    0.819953    1.660932   1                             1/13       3/4      3/16 
  8 n      0.946800    0.000000    2.982699   1                             2/10      2/13      3/13 
  9 n      0.473400    0.819953    0.339165   1                             1/13      1/22      2/12