O Si 
 1.0000000000000000
     5.1127000000000002    0.0000000000000000    0.0000000000000000
    -2.5563500000000001    4.4277280819286995    0.0000000000000000
     0.0000000000000000    0.0000000000000000    8.4596999999999998
 O   Si 
   8   4
Cartesian
 -0.0000000255635002  2.9518187360448933  2.1149249999999999
  2.5563499744365004  1.4759093754019939  6.3447750000000003
  2.5563499744364999  0.0000000147590939  0.0000000000000000
 -1.2781750255635003  2.2138640557234437  0.0000000000000000
  1.2781749744364999  2.2138640557234437  0.0000000000000000
  2.5563499744364999  0.0000000147590939  4.2298499999999999
 -1.2781750255635003  2.2138640557234437  4.2298499999999999
  1.2781749744364999  2.2138640557234437  4.2298499999999999
 -0.0000000255635002  2.9518187360448933  3.6895369977149999
  2.5563499744365004  1.4759093754019936  7.9193869977149998
  2.5563499744365004  1.4759093754019939  4.7701630022849999
 -0.0000000255635005  2.9518187360448938  0.5403130022849998