O Si 
 1.0000000000000000
     5.2761000000000102    0.0000000000000000    0.0000000000000000
    -2.6380500000000051    4.5692366329070859    0.0000000000000000
     0.0000000000000000    0.0000000000000000    8.4855999999999998
 O   Si 
   8   4
Cartesian
 -0.0000000263805000  3.0461577705021798  2.1213999999999995
  2.6380499736195056  1.5230788928664851  6.3642000000000003
  2.6380499736195051  0.0000000152307900 -0.0000000000000004
 -1.3190250263805026  2.2846183316843325 -0.0000000000000004
  1.3190249736195025  2.2846183316843325 -0.0000000000000004
  2.6380499736195051  0.0000000152307900  4.2427999999999990
 -1.3190250263805026  2.2846183316843325  4.2427999999999990
  1.3190249736195025  2.2846183316843325  4.2427999999999990
 -0.0000000263805000  3.0461577705021798  3.7253130664719980
  2.6380499736195056  1.5230788928664849  7.9681130664719966
  2.6380499736195056  1.5230788928664851  4.7602869335280023
 -0.0000000263805003  3.0461577705021803  0.5174869335280011