Si 
 1.0000000000000000
     2.7256654800945017   -0.0000000000000000   -0.0000000000000000
    -1.3628327400472509    2.3604955479801464   -0.0000000000000000
     0.0000000000000000   -0.0000000000000000    4.4876134662751959
 Si 
   2
Selective dynamics
Cartesian
 -0.0000000136283274  1.5736637065217496  1.1219033665687992   T   T   T
  1.3628327264189237  0.7868318571950339  3.3657100997063965   T   T   T