C Si 
 1.0000000000000000
     4.3596873492934245   -0.0000000000000000    0.0000000000000000
    -0.0000000000000000    4.3596873492934245    0.0000000000000000
    -0.0000000000000000    0.0000000000000000    4.3596873492934245
 C   Si 
   4   4
Selective dynamics
Cartesian
  0.0000000000000000 -0.0000000000000000 -0.0000000000000000   T   T   T
 -0.0000000000000000  2.1798436746467122  2.1798436746467122   T   T   T
  2.1798436746467122  0.0000000000000000  2.1798436746467122   T   T   T
  2.1798436746467122  2.1798436746467122  0.0000000000000000   T   T   T
  1.0899218373233561  1.0899218373233559  1.0899218373233559   T   T   T
  3.2697655119700686  3.2697655119700686  1.0899218373233559   T   T   T
  3.2697655119700686  1.0899218373233559  3.2697655119700686   T   T   T
  1.0899218373233561  3.2697655119700686  3.2697655119700686   T   T   T