# type topo
# cell     4.915800     4.915800     1.000000    90.000000    90.000000   120.000000
18
  1 o     -1.604026    3.764223    0.083300   0                              6/3      5/15      1/14      1/12     16/12     16/13 
  2 o      0.000000    0.985969    0.083300   0                              4/3      5/12      2/14      2/12     18/12     18/13 
  3 o      1.604026    3.764223    0.083300   0                             4/15      6/12      3/14      3/12     17/12     17/13 
  4 o      4.061926    0.492985    0.916700   0                             2/23      3/11      4/14      4/12      7/14      7/13 
  5 o      0.853874    0.492985    0.916700   0                             1/11      2/14      5/14      5/12      9/14      9/13 
  6 o      2.457900    3.271238    0.916700   0                             1/23      3/14      6/14      6/12      8/14      8/13 
  7 o      3.311774    0.926085    0.416633   0                             4/12      4/13     12/13     11/13      7/12      7/14 
  8 o      2.457900    2.405039    0.416633   0                             6/12      6/13     11/13     10/13      8/14      8/12 
  9 o      1.604026    0.926085    0.416633   0                             5/12      5/13     10/13     12/13      9/14      9/12 
 10 o      1.604026    1.912054    0.250033   0                             8/13      9/13     10/14     10/12     13/13     13/12 
 11 o      3.311774    1.912054    0.250033   0                             7/13      8/13     11/12     11/14     15/22     15/21 
 12 o      2.457900    0.433100    0.250033   0                             7/13      9/13     12/14     12/12     14/10      14/9 
 13 o      0.853874    2.345154    0.749967   0                            10/13     10/14     17/13     18/13     13/14     13/12 
 14 o     -0.000000    3.824108    0.749967   0                            12/16     12/17     17/13     16/13     14/14     14/12 
 15 o     -0.853874    2.345154    0.749967   0                             11/4      11/5     18/13     16/13     15/12     15/14 
 16 o     -0.853874    3.331123    0.583367   0                             1/14      1/13     14/13     15/13     16/12     16/14 
 17 o      0.853874    3.331123    0.583367   0                             3/14      3/13     13/13     14/13     17/12     17/14 
 18 o     -0.000000    1.852169    0.583367   0                             2/14      2/13     13/13     15/13     18/14     18/12