Si 
 1.0000000000000000
     5.4318447365636287    0.0000000000000000   -0.0000000000000000
     0.0000000000000000    5.4318447365636287    0.0000000000000000
     0.0000000000000000    0.0000000000000000    5.4318447365636287
 Si 
   8
Selective dynamics
Cartesian
  0.0000000000000000  0.0000000000000000  0.0000000000000000   T   T   T
 -0.0000000000000000  2.7159223682818134  2.7159223682818134   T   T   T
  2.7159223682818134  2.7159223682818134  0.0000000000000000   T   T   T
  2.7159223682818134  0.0000000000000000  2.7159223682818134   T   T   T
  4.0738835524227213  1.3579611841409067  4.0738835524227213   T   T   T
  1.3579611841409065  1.3579611841409067  1.3579611841409065   T   T   T
  1.3579611841409065  4.0738835524227213  4.0738835524227213   T   T   T
  4.0738835524227213  4.0738835524227213  1.3579611841409065   T   T   T