C Si 
 1.0000000000000000
     4.3600208903719189   -0.0000000000000000    0.0000000000000000
     0.0000000000000000    4.3600208903719189    0.0000000000000000
    -0.0000000000000000    0.0000000000000000    4.3600208903719189
 C   Si 
   4   4
Selective dynamics
Cartesian
 -0.0000000000000000 -0.0000000000000000 -0.0000000000000000   T   T   T
 -0.0000000000000000  2.1800104451859594  2.1800104451859594   T   T   T
  2.1800104451859594  0.0000000000000000  2.1800104451859594   T   T   T
  2.1800104451859594  2.1800104451859594  0.0000000000000000   T   T   T
  1.0900052225929797  1.0900052225929795  1.0900052225929795   T   T   T
  3.2700156677789387  3.2700156677789387  1.0900052225929795   T   T   T
  3.2700156677789387  1.0900052225929795  3.2700156677789387   T   T   T
  1.0900052225929797  3.2700156677789387  3.2700156677789387   T   T   T