C Si 
 1.0000000000000000
     3.0554506061307154    0.0000000000000000   -0.0000000000000000
    -1.5277253030653577    2.6460978449177617    0.0000000000000000
     0.0000000000000000   -0.0000000000000000    9.9790598924974390
 C   Si 
   4   4
Selective dynamics
Cartesian
 -0.0000000000000000 -0.0000000000000000  0.0000000182098365   T   T   T
  0.0000000000000000 -0.0000000000000000  4.9895299644585567   T   T   T
 -0.0000000000000004  1.7640652299451745  7.4842949375450942   T   T   T
  1.5277253030653579  0.8820326149725872  2.4947649912963756   T   T   T
  0.0000000000000000 -0.0000000000000000  1.8710737479820161   T   T   T
 -0.0000000000000000  0.0000000000000000  6.8606036942307327   T   T   T
 -0.0000000000000004  1.7640652299451745  9.3553686673433845   T   T   T
  1.5277253030653579  0.8820326149725872  4.3658387210946694   T   T   T