Si 
 1.0000000000000000
     2.6556472528457520   -0.0000000000000000   -0.0000000000000000
    -1.3278236264228760    2.2998579844547775   -0.0000000000000000
    -0.0000000000000000   -0.0000000000000000    2.5850431857451128
 Si 
   1
Selective dynamics
Cartesian
  0.0000000000000000  0.0000000000000000  0.0000000000000000   T   T   T