Si 
 1.0000000000000000
     2.7881069060154138   -0.0000000000000000    0.0000000000000000
    -1.3940534530077069    2.4145714090761805   -0.0000000000000000
     0.0000000000000000    0.0000000000000000    4.3588955564221399
 Si 
   2
Selective dynamics
Cartesian
 -0.0000000139405347  1.6097142807660252  1.0897238891055352   T   T   T
  1.3940534390671726  0.8048571444072984  3.2691716673166056   T   T   T