C Si 
 1.0000000000000000
     3.0826991813456810    0.0000000000000000   -0.0000000000000000
    -1.5413495906728405    2.6696958032708520   -0.0000000000000000
    -0.0000000000000000   -0.0000000000000000   10.0680533666414149
 C   Si 
   4   4
Selective dynamics
Cartesian
 -0.0000000000000000  0.0000000000000000  0.0000000183324198   T   T   T
  0.0000000000000000 -0.0000000000000000  5.0340267016531239   T   T   T
 -0.0000000000000007  1.7797972021805681  7.5510400433158127   T   T   T
  1.5413495906728405  0.8898986010902841  2.5170133599951074   T   T   T
 -0.0000000000000000  0.0000000000000000  1.8877600245600890   T   T   T
  0.0000000000000000 -0.0000000000000000  6.9217867078807922   T   T   T
 -0.0000000000000007  1.7797972021805681  9.4388000495403084   T   T   T
  1.5413495906728405  0.8898986010902841  4.4047733662196027   T   T   T