Si 
 1.0000000000000000
    10.3806184655757718    0.0000000000000000    0.0000000000000000
     0.0000000000000000   10.3806184655757754    0.0000000000000000
    -0.0000000000000000    0.0000000000000000    5.6526683156502955
 Si 
   4
Selective dynamics
Cartesian
 -0.0000000000000000  0.0000000000000000 -0.0000000000000000   T   T   T
  5.1903092327879268  5.1903092327878921  2.8263341578252352   T   T   T
  0.0000000000000000  5.1903092327878921  1.4131670789126176   T   T   T
  5.1903092327879268  0.0000000000000000  4.2395012367376204   T   T   T