# type topo
# cell     4.589300     3.122200     3.358100    90.000000    90.000000    90.000000
20
  1 s      1.428649    0.367171    0.500021   0                             4/10      6/13     10/12     18/13 
  2 s      3.160651    2.755029    0.500021   0                             3/16      5/13      9/12     18/16 
  3 s      3.160651    0.367171    1.179029   0                             2/10      8/13     12/13     18/13 
  4 s      1.428649    2.755029    1.179029   0                             1/16      7/13     11/13     18/16 
  5 s      3.723299    1.928271    0.500021   0                             2/13      8/13     14/12     17/22 
  6 s      0.866001    1.193929    0.500021   0                             1/13      7/13     13/12     17/13 
  7 s      0.866001    1.928271    1.179029   0                             4/13      6/13     16/13     17/13 
  8 s      3.723299    1.193929    1.179029   0                             3/13      5/13     15/13     17/22 
  9 s      3.160651    2.755029    2.858079   0                             2/14     12/16     14/13     20/16 
 10 s      1.428649    0.367171    2.858079   0                             1/14     11/10     13/13     20/13 
 11 s      1.428649    2.755029    2.179071   0                             4/13     10/16     16/13     20/16 
 12 s      3.160651    0.367171    2.179071   0                             3/13      9/10     15/13     20/13 
 13 s      0.866001    1.193929    2.858079   0                             6/14     10/13     16/13     19/13 
 14 s      3.723299    1.928271    2.858079   0                             5/14      9/13     15/13     19/22 
 15 s      3.723299    1.193929    2.179071   0                             8/13     12/13     14/13     19/22 
 16 s      0.866001    1.928271    2.179071   0                             7/13     11/13     13/13     19/13 
 17 s      0.000000    1.561100    0.839525   1                              5/4      6/13      7/13       8/4 
 18 s      2.294650    0.000000    0.839525   1                             1/13      2/10      3/13      4/10 
 19 s      0.000000    1.561100    2.518575   1                            13/13      14/4      15/4     16/13 
 20 s      2.294650    0.000000    2.518575   1                             9/10     10/13     11/10     12/13