Si 
 1.0000000000000000
     3.0018679142574549    0.0000000000000000    0.0000000000000000
    -1.5009339571287275    2.5996938725523635    0.0000000000000000
     0.0000000000000000    0.0000000000000000    4.8647146933858885
 Si 
   2
Selective dynamics
Cartesian
 -0.0000000150093401  1.7331292570338879  1.2161786733464719   T   T   T
  1.5009339421193888  0.8665646328497674  3.6485360200394163   T   T   T