Si 
 1.0000000000000000
     2.9125131362068095    0.0000000000000001    0.0000000000000000
    -1.4562565681034048    2.5223103648109846    0.0000000000000000
    -0.0000000000000000    0.0000000000000000    7.4414889549303833
 Si 
   4
Selective dynamics
Cartesian
 -0.0000000145625679  1.6815402516150224  3.6355085490838688   T   T   T
  1.4562565535408385  0.8407701300113618 -0.0852359283813240   T   T   T
  1.4562565535408385  0.8407701300113619  3.8059804058465136   T   T   T
 -0.0000000145625680  1.6815402516150229  7.5267248833117089   T   T   T