C Si 
 1.0000000000000000
    10.9316142020847025    0.0000000000000000    0.0000000000000000
    -0.0000000000000000   10.9316142020847025    0.0000000000000000
     0.0000000000000000    0.0000000000000000   10.9316142020847025
 C   Si 
   8   4
Selective dynamics
Cartesian
  4.9401923544475022  4.9401923544475039  4.9401923544475039   T   T   T
  0.5256147465948497  5.9914218476372048 10.4059994554898481   T   T   T
  5.9914218476372065 10.4059994554898481  0.5256147465948497   T   T   T
 10.4059994554898481  0.5256147465948496  5.9914218476372048   T   T   T
  5.9914218476372065  5.9914218476372048  5.9914218476372048   T   T   T
 10.4059994554898481  4.9401923544475039  0.5256147465948497   T   T   T
  4.9401923544475022  0.5256147465948496 10.4059994554898481   T   T   T
  0.5256147465948497 10.4059994554898481  4.9401923544475039   T   T   T
  0.0000000000000000  0.0000000000000000  0.0000000000000000   T   T   T
  5.4658071010423575  0.0000000000000000  5.4658071010423575   T   T   T
 -0.0000000000000000  5.4658071010423575  5.4658071010423575   T   T   T
  5.4658071010423575  5.4658071010423575  0.0000000000000000   T   T   T