C Si 
 1.0000000000000000
     4.0880922989657096    0.0000000000000000    0.0000000000000000
     0.0000000000000000    4.0880922989657096   -0.0000000000000000
    -0.0000000000000000   -0.0000000000000000    4.0880922989657096
 C   Si 
   4   4
Selective dynamics
Cartesian
  0.0000000000000000  0.0000000000000000  0.0000000000000000   T   T   T
  0.0000000000000000  2.0440461494828543  2.0440461494828543   T   T   T
  2.0440461494828543 -0.0000000000000000  2.0440461494828543   T   T   T
  2.0440461494828543  2.0440461494828543 -0.0000000000000000   T   T   T
  2.0440461494828543  2.0440461494828543  2.0440461494828543   T   T   T
  2.0440461494828543  0.0000000000000000  0.0000000000000000   T   T   T
  0.0000000000000000  2.0440461494828543 -0.0000000000000000   T   T   T
 -0.0000000000000000 -0.0000000000000000  2.0440461494828543   T   T   T