C Si 
 1.0000000000000000
     3.0826991813013049    0.0000000000000000   -0.0000000000000000
    -1.5413495906506525    2.6696958032324205   -0.0000000000000000
    -0.0000000000000000   -0.0000000000000000   20.1361067325051160
 C   Si 
   8   8
Selective dynamics
Cartesian
 -0.0000000000000000 -0.0000000000000000  1.8902770135729567   T   T   T
 -0.0000000000000000 -0.0000000000000000 11.9583303798255081   T   T   T
 -0.0000000000000006  1.7797972021549486  6.9243036966685736   T   T   T
  1.5413495906506531  0.8898986010774743 16.9923570629211262   T   T   T
 -0.0000000000000006  1.7797972021549486 14.4753437213557454   T   T   T
  1.5413495906506531  0.8898986010774743  4.4072903551031990   T   T   T
 -0.0000000000000006  1.7797972021549486 19.5093704045174441   T   T   T
  1.5413495906506531  0.8898986010774743  9.4413170382648790   T   T   T
 -0.0000000000000000 -0.0000000000000000  0.0025170074186364   T   T   T
 -0.0000000000000000 -0.0000000000000000 10.0705703736711918   T   T   T
 -0.0000000000000006  1.7797972021549486 12.5875837151950805   T   T   T
  1.5413495906506531  0.8898986010774743  2.5195303489425225   T   T   T
 -0.0000000000000006  1.7797972021549486  5.0365436904788012   T   T   T
  1.5413495906506531  0.8898986010774743 15.1045970567313539   T   T   T
 -0.0000000000000006  1.7797972021549486 17.6216103983342478   T   T   T
  1.5413495906506531  0.8898986010774743  7.5535570320816916   T   T   T