Si 
 1.0000000000000000
     2.6488168515247459   -0.0000000000000000    0.0000000000000000
    -1.3244084257623729    2.2939426833927450   -0.0000000000000000
    -0.0000000000000000   -0.0000000000000000    2.4674424502648367
 Si 
   1
Selective dynamics
Cartesian
  0.0000000000000000  0.0000000000000000  0.0000000000000000   T   T   T