# type topo
# cell     1.414200     1.414200     1.154700    90.000000    90.000000   120.000000
2
  1 o     -0.000071    0.816530    0.288675   0                              2/3       2/4      2/15      2/16      2/13      2/12 
  2 o      0.707171    0.408204    0.866025   0                             1/23      1/22      1/11      1/10      1/13      1/14