C Si 
 1.0000000000000000
     4.6966231495655002   -0.0000000000000000    0.0000000000000000
    -0.0000000000000000    4.6966231495655002    0.0000000000000000
     0.0000000000000000    0.0000000000000000    4.6966231495655002
 C   Si 
   8   4
Selective dynamics
Cartesian
  1.9007649672471685  1.9007649672471685  1.9007649672471685   T   T   T
  0.4475466075355819  2.7958581823183328  4.2490765420299201   T   T   T
  2.7958581823183328  4.2490765420299201  0.4475466075355818   T   T   T
  4.2490765420299201  0.4475466075355819  2.7958581823183328   T   T   T
  2.7958581823183328  2.7958581823183328  2.7958581823183328   T   T   T
  4.2490765420299201  1.9007649672471685  0.4475466075355818   T   T   T
  1.9007649672471685  0.4475466075355819  4.2490765420299201   T   T   T
  0.4475466075355819  4.2490765420299201  1.9007649672471685   T   T   T
  0.0000000000000000  0.0000000000000000  0.0000000000000000   T   T   T
  2.3483115747827501 -0.0000000000000000  2.3483115747827501   T   T   T
 -0.0000000000000000  2.3483115747827501  2.3483115747827501   T   T   T
  2.3483115747827501  2.3483115747827501  0.0000000000000000   T   T   T