Si 
 1.0000000000000000
     4.5254844162069183   -0.0000000000000000   -0.0000000000000000
     0.0000000000000000    4.5254844162069201    0.0000000000000000
    -0.0000000000000000    0.0000000000000000    2.4770155585814519
 Si 
   4
Selective dynamics
Cartesian
  0.0000000000000000 -0.0000000000000000 -0.0000000000000000   T   T   T
  2.2627422081034587  2.2627422081034596  1.2385077792907262   T   T   T
 -0.0000000000000000  2.2627422081034596  0.6192538896453631   T   T   T
  2.2627422081034587  0.0000000000000000  1.8577616689360896   T   T   T