Si 
 1.0000000000000000
     6.5444128305388389    0.0000000000000000    0.0000000000000000
    -0.0000000000000000    6.5444128305388398   -0.0000000000000001
    -0.0000000000000000   -0.0000000000000000    3.8943110779679362
 Si 
   8
Selective dynamics
Cartesian
  5.3448986051950493  5.3448986051950493 -0.0000000000000001   T   T   T
  1.1995142253437885  1.1995142253437885 -0.0000000000000000   T   T   T
  1.1995142253437885  5.3448986051950476 -0.0000000000000001   T   T   T
  5.3448986051950493  1.1995142253437885 -0.0000000000000000   T   T   T
  2.0726921899256290  2.0726921899256290  1.9471555389839672   T   T   T
  4.4717206406132073  4.4717206406132073  1.9471555389839672   T   T   T
  4.4717206406132073  2.0726921899256276  1.9471555389839672   T   T   T
  2.0726921899256294  4.4717206406132073  1.9471555389839672   T   T   T