O Si 
 1.0000000000000000
     5.5268999999999995    0.0000000000000003    0.0000000000000000
    -0.4949771834504799    4.4896974505931997    0.0000000000000000
    -1.2739526233919991   -0.4596966852666092    6.9130820855033992
 O   Si 
   8   4
Cartesian
  0.9682347170070775 -0.0060881138821731  3.1978813708329668
  0.6013557328373760  2.9233113218079314  3.2903533837798524
  4.1365675739045145  1.1753914735259272  3.4681577167573590
  1.9028417170260805  2.2464321218898631  4.9084246758169598
  2.1111473260543354  0.0524323068774644  5.0982206483724424
  3.8750695084613667  3.3918388697396207  0.0744882175134256
 -0.0158725887625488  1.5192495044843990  1.1952294462595328
 -0.1982788666025583  3.0775577787961725  6.6387599274192866
 -1.4917128163962965  2.1104500572918692  6.8773099274670360
  1.2978320203512870  3.2637932393149183  6.0339956947966931
  0.1057129310606739  1.3851701111255315  2.8271369955674919
  3.1844349392722249  1.2328722199088675  4.7816166285061552