Si 
 1.0000000000000000
     2.6270736392100917    0.0000000000000000    0.0000000000000000
    -1.3135368196050459    2.2751125091683733    0.0000000000000000
    -0.0000000000000000   -0.0000000000000000    4.6288699090213825
 Si 
   2
Selective dynamics
Cartesian
 -0.0000000131353684  1.5167416803626239  1.1572174772553456   T   T   T
  1.3135368064696780  0.7583708439731662  3.4716524317660351   T   T   T