Si 
 1.0000000000000000
     2.5779961443754540    0.0000000000000000   -0.0000000000000000
    -1.2889980721877270    2.2326101518874784    0.0000000000000000
     0.0000000000000000   -0.0000000000000000    2.4690309265485415
 Si 
   1
Selective dynamics
Cartesian
  0.0000000000000000  0.0000000000000000  0.0000000000000000   T   T   T