C Si 
 1.0000000000000000
     4.7160787616830300   -0.0000000000000000    0.0000000000000000
    -0.0000000000000000    4.7160787616830300    0.0000000000000000
     0.0000000000000000    0.0000000000000000    4.7160787616830300
 C   Si 
   8   4
Selective dynamics
Cartesian
  1.9352878945338388  1.9352878945338388  1.9352878945338388   T   T   T
  0.4227514863076758  2.7807908671491912  4.2933272753753551   T   T   T
  2.7807908671491912  4.2933272753753551  0.4227514863076758   T   T   T
  4.2933272753753542  0.4227514863076758  2.7807908671491912   T   T   T
  2.7807908671491912  2.7807908671491912  2.7807908671491912   T   T   T
  4.2933272753753542  1.9352878945338388  0.4227514863076758   T   T   T
  1.9352878945338388  0.4227514863076758  4.2933272753753551   T   T   T
  0.4227514863076758  4.2933272753753551  1.9352878945338388   T   T   T
  0.0000000000000000  0.0000000000000000  0.0000000000000000   T   T   T
  2.3580393808415150 -0.0000000000000000  2.3580393808415150   T   T   T
 -0.0000000000000000  2.3580393808415150  2.3580393808415150   T   T   T
  2.3580393808415150  2.3580393808415150  0.0000000000000000   T   T   T