C Si 
 1.0000000000000000
     3.0261292072691233   -0.0000000000000000    0.0000000000000000
    -1.5130646036345616    2.6207047686291269    0.0000000000000000
     0.0000000000000000    0.0000000000000000    9.8832966049140207
 C   Si 
   4   4
Selective dynamics
Cartesian
  0.0000000000000000 -0.0000000000000000  0.0000000179909526   T   T   T
  0.0000000000000000 -0.0000000000000000  4.9416483204479640   T   T   T
 -0.0000000000000008  1.7471365124194183  7.4124724716492096   T   T   T
  1.5130646036345616  0.8735682562097091  2.4708241691921988   T   T   T
  0.0000000000000000 -0.0000000000000000  1.8531181314200253   T   T   T
 -0.0000000000000000  0.0000000000000000  6.7947664338770348   T   T   T
 -0.0000000000000008  1.7471365124194183  9.2655905851040661   T   T   T
  1.5130646036345616  0.8735682562097091  4.3239422826470513   T   T   T