C Si 
 1.0000000000000000
     4.6362277818130346    0.0000000000000000    0.0000000000000000
    -0.0000000000000000    4.6362277818130346    0.0000000000000000
     0.0000000000000000    0.0000000000000000    4.6362277818130346
 C   Si 
   8   4
Selective dynamics
Cartesian
  1.8763604523745683  1.8763604523745683  1.8763604523745683   T   T   T
  0.4417534385319489  2.7598673294384657  4.1944743432810876   T   T   T
  2.7598673294384657  4.1944743432810876  0.4417534385319489   T   T   T
  4.1944743432810876  0.4417534385319489  2.7598673294384657   T   T   T
  2.7598673294384657  2.7598673294384657  2.7598673294384657   T   T   T
  4.1944743432810876  1.8763604523745683  0.4417534385319489   T   T   T
  1.8763604523745683  0.4417534385319489  4.1944743432810876   T   T   T
  0.4417534385319489  4.1944743432810876  1.8763604523745683   T   T   T
  0.0000000000000000  0.0000000000000000  0.0000000000000000   T   T   T
  2.3181138909065169  0.0000000000000000  2.3181138909065169   T   T   T
 -0.0000000000000000  2.3181138909065169  2.3181138909065169   T   T   T
  2.3181138909065169  2.3181138909065169  0.0000000000000000   T   T   T