C Si 
 1.0000000000000000
     3.0830003376707213   -0.0000000000000000   -0.0000000000000000
    -1.5415001688353607    2.6699566122988472   -0.0000000000000000
    -0.0000000000000000   -0.0000000000000000   52.8624439302584577
 C   Si 
  21  21
Selective dynamics
Cartesian
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 -0.0000000000000000 -0.0000000000000000 39.6468431918085216   T   T   T
 -0.0000000000000000 -0.0000000000000000  9.4397323739740280   T   T   T
 -0.0000000000000000 -0.0000000000000000 47.1986209151717446   T   T   T
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 -0.0000000000000000 -0.0000000000000000 32.0950654636641417   T   T   T
 -0.0000000000000000 -0.0000000000000000 24.5432877487914354   T   T   T
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 -0.0000000000000218  1.7799710748659054 49.7158801521419420   T   T   T
 -0.0000000000000218  1.7799710748659054 44.6813616756816856   T   T   T
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 -0.0000000000000218  1.7799710748659054 22.0260285153005668   T   T   T
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  1.5415001688353609  0.8899855374329527  4.4052139187189816   T   T   T
  1.5415001688353609  0.8899855374329527 52.2331393868443712   T   T   T
  1.5415001688353609  0.8899855374329527 42.1641024344646738   T   T   T
  1.5415001688353609  0.8899855374329527 34.6123247056295185   T   T   T
  1.5415001688353609  0.8899855374329527 29.5778062231106063   T   T   T
  1.5415001688353609  0.8899855374329527 19.5087692841061084   T   T   T
  1.5415001688353609  0.8899855374329527 14.4742508273516464   T   T   T
 -0.0000000000000000 -0.0000000000000000  0.0000102637775345   T   T   T
 -0.0000000000000000 -0.0000000000000000 37.7588987632712474   T   T   T
 -0.0000000000000000 -0.0000000000000000 30.2071210355885889   T   T   T
 -0.0000000000000000 -0.0000000000000000 45.3106764878969202   T   T   T
 -0.0000000000000000 -0.0000000000000000  7.5517879504164549   T   T   T
 -0.0000000000000000 -0.0000000000000000 22.6553433228848604   T   T   T
 -0.0000000000000000 -0.0000000000000000 15.1035656310322235   T   T   T
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 -0.0000000000000218  1.7799710748659054 20.1380840901208202   T   T   T
  1.5415001688353609  0.8899855374329527 17.6208248596129486   T   T   T
  1.5415001688353609  0.8899855374329527 12.5863064037199059   T   T   T
  1.5415001688353609  0.8899855374329527  2.5172694943729059   T   T   T
  1.5415001688353609  0.8899855374329527 27.6898617957421109   T   T   T
  1.5415001688353609  0.8899855374329527 32.7243802772710026   T   T   T
  1.5415001688353609  0.8899855374329527 40.2761580060328015   T   T   T
  1.5415001688353609  0.8899855374329527 50.3451949610863423   T   T   T