Si 
 1.0000000000000000
     2.6513000000000075    0.0000000000000000    0.0000000000000000
    -1.3256500000000038    2.2960931530536883    0.0000000000000000
     0.0000000000000000   -0.0000000000000000    2.2011584239631552
 Si 
   1
Selective dynamics
Cartesian
  0.0000000000000000  0.0000000000000000  0.0000000000000000   T   T   T