C Si 
 1.0000000000000000
     3.0673977105407308    0.0000000000000000    0.0000000000000000
    -1.5336988552703654    2.6564443408384997   -0.0000000000000000
     0.0000000000000000   -0.0000000000000000   15.2463711290368149
 C   Si 
   6   6
Selective dynamics
Cartesian
  0.0000000000000000 -0.0000000000000000  1.9034956212243901   T   T   T
 -0.0000000000000000  0.0000000000000000  9.5266811857427989   T   T   T
 -0.0000000000000003  1.7709628938923325 12.0719010313763295   T   T   T
  1.5336988552703648  0.8854814469461663  4.4487154668579150   T   T   T
 -0.0000000000000003  1.7709628938923325  6.9719871552400416   T   T   T
  1.5336988552703648  0.8854814469461663 14.5951727197584500   T   T   T
  0.0000000000000000 -0.0000000000000000  0.0069282931677687   T   T   T
 -0.0000000000000000 -0.0000000000000000  7.6301138576861804   T   T   T
 -0.0000000000000003  1.7709628938923325 10.1801675837536880   T   T   T
  1.5336988552703648  0.8854814469461663  2.5569820192352757   T   T   T
 -0.0000000000000003  1.7709628938923325  5.0857143764359822   T   T   T
  1.5336988552703648  0.8854814469461663 12.7088999409543959   T   T   T