C Si 
 1.0000000000000000
     3.0827644885524608   -0.0000000000000000   -0.0000000000000000
    -1.5413822442762304    2.6697523609709504    0.0000000000000000
    -0.0000000000000000   -0.0000000000000000   25.1706666471353095
 C   Si 
  10  10
Selective dynamics
Cartesian
 -0.0000000000000000 -0.0000000000000000  6.9219333409152508   T   T   T
 -0.0000000000000000  0.0000000000000000 11.9560666658439825   T   T   T
 -0.0000000000000000  0.0000000000000000 16.9901999929062590   T   T   T
 -0.0000000000000000  0.0000000000000000 22.0243333255688647   T   T   T
 -0.0000000000000042  1.7798349073139672  4.4048666772554093   T   T   T
 -0.0000000000000042  1.7798349073139672 14.4731333287939492   T   T   T
 -0.0000000000000042  1.7798349073139672 24.5413999926494455   T   T   T
  1.5413822442762299  0.8899174536569836 19.5072666587461256   T   T   T
  1.5413822442762299  0.8899174536569836  9.4390000034824535   T   T   T
  1.5413822442762299  0.8899174536569836  1.8878000120220122   T   T   T
 -0.0000000000000000  0.0000000000000000 20.1365333260813095   T   T   T
  0.0000000000000000 -0.0000000000000000 15.1023999943998248   T   T   T
  0.0000000000000000 -0.0000000000000000 10.0682666681816517   T   T   T
 -0.0000000000000000  0.0000000000000000  5.0341333430029405   T   T   T
 -0.0000000000000042  1.7798349073139672 22.6535999931704524   T   T   T
 -0.0000000000000042  1.7798349073139672 12.5853333308797204   T   T   T
 -0.0000000000000042  1.7798349073139672  2.5170666787081131   T   T   T
  1.5413822442762299  0.8899174536569836  7.5512000059021513   T   T   T
  1.5413822442762299  0.8899174536569836 25.1706666599924667   T   T   T
  1.5413822442762299  0.8899174536569836 17.6194666595731348   T   T   T