Si 
 1.0000000000000000
     2.8069926609305078   -0.0000000000000000    0.0000000000000000
    -1.4034963304652539    2.4309269526023005    0.0000000000000000
     0.0000000000000000    0.0000000000000000    2.6944242621565171
 Si 
   1
Selective dynamics
Cartesian
  0.0000000000000000  0.0000000000000000  0.0000000000000000   T   T   T