C Si 
 1.0000000000000000
     2.9594804537424442    0.0000000000000000    0.0000000000000000
     0.0000000000000000    2.9594804537424437    0.0000000000000001
     0.0000000000000000    0.0000000000000001    6.6254794909730155
 C   Si 
   4   2
Selective dynamics
Cartesian
  0.0000000000000000  1.4797402268712219  3.9736243182360660   T   T   T
  1.4797402268712225  0.0000000000000000  0.6608845727495564   T   T   T
  0.0000000000000000  1.4797402268712219  2.6518551727369530   T   T   T
  1.4797402268712225  0.0000000000000001  5.9645949182234608   T   T   T
  0.0000000000000000  0.0000000000000000  1.6563698727432548   T   T   T
  0.0000000000000000  0.0000000000000001  4.9691096182297629   T   T   T