# type topo
# cell     2.892500     2.892500     1.562600    90.000000    90.000000    90.000000
12
  1 i      0.353464    2.539036    0.000000   0                              2/7       7/3       7/4      9/16      9/15      5/13     12/13 
  2 i      2.539036    0.353463    0.000000   0                             1/19      8/22      8/21     10/10      10/9      6/13     11/13 
  3 i      1.799713    1.799713    0.781300   0                             4/13     12/13     12/14      6/13      6/14      7/13     10/13 
  4 i      1.092787    1.092787    0.781300   0                             3/13     11/13     11/14      5/13      5/14      9/13      8/13 
  5 n      0.810189    1.649304    0.000000   1                             1/13      4/13      4/12 
  6 n      2.082311    1.243196    0.000000   1                             2/13      3/13      3/12 
  7 n      2.689446    2.256439    0.781300   1                             1/23      1/22      3/13 
  8 n      0.203054    0.636061    0.781300   1                              2/4       2/5      4/13 
  9 n      0.636061    0.203054    0.781300   1                             1/10      1/11      4/13 
 10 n      2.256439    2.689446    0.781300   1                             2/16      2/17      3/13 
 11 n      1.649304    0.810189    0.000000   1                             2/13      4/13      4/12 
 12 n      1.243197    2.082311    0.000000   1                             1/13      3/13      3/12