# type topo
# cell     1.358100     1.358100     3.744000    90.000000    90.000000    90.000000
8
  1 v      0.503040    0.176010    0.796723   0                             3/10      4/12      5/13      5/10       8/4      8/13       8/1      8/10 
  2 v      0.855060    1.182090    2.668723   0                             3/13      4/16      6/16      6/13      7/16      7/13      7/25      7/22 
  3 v      0.503040    1.182090    1.732723   0                             1/16      2/13       6/7       6/4      6/16      6/13      8/13       8/4 
  4 v      0.855060    0.176010    3.604723   0                             1/14      2/10      5/14      5/11      5/23      5/20      7/13      7/22 
  5 v      0.176010    0.855060    0.139277   0                             1/13      1/16      4/12      4/15       4/3       4/6      7/12       8/4 
  6 v      1.182090    0.503040    2.011277   0                             2/10      2/13      3/19      3/22      3/10      3/13      7/22      8/13 
  7 v      0.176010    0.503040    2.947277   0                             2/10      2/13       2/1       2/4      4/13       4/4      5/14       6/4 
  8 v      1.182090    0.855060    1.075277   0                             1/22      1/13      1/25      1/16      3/13      3/22      5/22      6/13