C Si 
 1.0000000000000000
     3.0773972355809978    0.0000000000000000   -0.0000000000000000
    -1.5386986177904989    2.6651041835491478    0.0000000000000000
     0.0000000000000001    0.0000000000000003   52.8357285556345317
 C   Si 
  21  21
Selective dynamics
Cartesian
  0.0000000000000001  0.0000000000000003 50.9500100221831502   T   T   T
  1.5386986177904995  0.8883680611830495 15.7261909850934458   T   T   T
 -0.0000000000000003  1.7767361223660987 33.3381005036382945   T   T   T
  0.0000000000000001  0.0000000000000003 30.8235293817368579   T   T   T
  1.5386986177904995  0.8883680611830495 48.4354389002816959   T   T   T
 -0.0000000000000003  1.7767361223660987 13.2116198631920074   T   T   T
  0.0000000000000002  0.0000000000000002 10.6871311516326095   T   T   T
  1.5386986177904995  0.8883680611830495 28.2990406701774440   T   T   T
 -0.0000000000000004  1.7767361223660987 45.9109501887223033   T   T   T
  0.0000000000000001  0.0000000000000003 43.4035215050941474   T   T   T
  1.5386986177904995  0.8883680611830495  8.1797024680044554   T   T   T
 -0.0000000000000003  1.7767361223660987 25.7916119865492917   T   T   T
  0.0000000000000002  0.0000000000000002  5.6649873098691081   T   T   T
  1.5386986177904995  0.8883680611830495 23.2768968284139461   T   T   T
 -0.0000000000000003  1.7767361223660987 40.8888063469588232   T   T   T
  0.0000000000000002  0.0000000000000003 20.7558422482278964   T   T   T
  1.5386986177904995  0.8883680611830495 38.3677517667727273   T   T   T
 -0.0000000000000002  1.7767361223660987  3.1439327296830442   T   T   T
  0.0000000000000001  0.0000000000000003 35.8456979525433752   T   T   T
  1.5386986177904995  0.8883680611830495  0.6218789154537024   T   T   T
 -0.0000000000000003  1.7767361223660987 18.2337884339985479   T   T   T
  0.0000000000000002  0.0000000000000002 -0.0044255878930260   T   T   T
  1.5386986177904995  0.8883680611830495 17.6074839306517994   T   T   T
 -0.0000000000000003  1.7767361223660987 35.2193934491966658   T   T   T
  0.0000000000000001  0.0000000000000003 32.7128118297093025   T   T   T
  1.5386986177904995  0.8883680611830495 50.3247213482541511   T   T   T
 -0.0000000000000003  1.7767361223660987 15.1009023111644503   T   T   T
  0.0000000000000002  0.0000000000000002 12.5748859864377440   T   T   T
  1.5386986177904995  0.8883680611830495 30.1867955049825767   T   T   T
 -0.0000000000000004  1.7767361223660987 47.7987050235274324   T   T   T
  0.0000000000000001  0.0000000000000003 45.2848554128821021   T   T   T
  1.5386986177904995  0.8883680611830495 10.0610363757924226   T   T   T
 -0.0000000000000003  1.7767361223660987 27.6729458943372855   T   T   T
  0.0000000000000002  0.0000000000000002  7.5542319300854386   T   T   T
  1.5386986177904995  0.8883680611830495 25.1661414486302810   T   T   T
 -0.0000000000000003  1.7767361223660987 42.7780509671751332   T   T   T
  0.0000000000000002  0.0000000000000003 22.6428084041347049   T   T   T
  1.5386986177904995  0.8883680611830495 40.2547179226795251   T   T   T
 -0.0000000000000002  1.7767361223660987  5.0308988855898669   T   T   T
  0.0000000000000001  0.0000000000000003 37.7337757523716562   T   T   T
  1.5386986177904995  0.8883680611830495  2.5099567152819815   T   T   T
 -0.0000000000000003  1.7767361223660987 20.1218662338268288   T   T   T