C Si 
 1.0000000000000000
     4.3623931970733594   -0.0000000000000000    0.0000000000000000
     0.0000000000000000    4.3623931970733594    0.0000000000000000
    -0.0000000000000000    0.0000000000000000    4.3623931970733594
 C   Si 
   4   4
Selective dynamics
Cartesian
 -0.0000000000000000 -0.0000000000000000 -0.0000000000000000   T   T   T
 -0.0000000000000000  2.1811965985366797  2.1811965985366797   T   T   T
  2.1811965985366797  0.0000000000000000  2.1811965985366797   T   T   T
  2.1811965985366797  2.1811965985366797  0.0000000000000000   T   T   T
  1.0905982992683398  1.0905982992683396  1.0905982992683396   T   T   T
  3.2717948978050200  3.2717948978050200  1.0905982992683396   T   T   T
  3.2717948978050200  1.0905982992683396  3.2717948978050200   T   T   T
  1.0905982992683398  3.2717948978050200  3.2717948978050200   T   T   T