# type topo
# cell     3.737200     2.548000     2.547500    90.000000    90.000000    90.000000
12
  1 s      0.934300    1.911000    0.000000   0                             5/16      8/13     10/15     11/12 
  2 s      2.802900    0.637000    0.000000   0                             6/13      7/13      9/12     12/12 
  3 s      2.802900    1.911000    1.273750   0                             6/16      7/13      9/16     12/13 
  4 s      0.934300    0.637000    1.273750   0                             5/13      8/13     10/13     11/13 
  5 n      1.368563    0.000000    0.636875   1                             1/10      4/13      6/13 
  6 n      2.368637    0.000000    0.636875   1                             2/13      3/10      5/13 
  7 n      3.237163    1.274000    0.636875   1                             2/13      3/13      8/22 
  8 n      0.500037    1.274000    0.636875   1                             1/13      4/13       7/4 
  9 n      2.368637    0.000000    1.910625   1                             2/14      3/10     10/13 
 10 n      1.368563    0.000000    1.910625   1                             1/11      4/13      9/13 
 11 n      0.500037    1.274000    1.910625   1                             1/14      4/13      12/4 
 12 n      3.237163    1.274000    1.910625   1                             2/14      3/13     11/22