Si
 1.0000000000000000
     3.8567640908420446    0.0000000000000000    0.0000000000000000
     1.9444748496695889    3.3359687783675662    0.0000000000000000
     1.9284469095634442    1.1011580371336851    3.1462381031080398
 Si 
   2
Cartesian
  6.7671824957716957  3.8833036463561608  2.7549449479785171
  0.9640818182870096  0.5552919858805990  0.3916941000374237
