C Si 
 1.0000000000000000
     3.0756389693671040    0.0000000000000000   -0.0000000000000000
    -1.5378194846835520    2.6635814803412972   -0.0000000000000001
    -0.0000000000000002   -0.0000000000000011   37.7383079689708083
 C   Si 
  15  15
Selective dynamics
Cartesian
  0.0000000000000000  0.0000000000000000 -0.0016629627264725   T   T   T
  1.5378194846835520  0.8878604934470987 12.5777730269304708   T   T   T
 -0.0000000000000013  1.7757209868941972 25.1572090165874052   T   T   T
 -0.0000000000000000 -0.0000000000000002  5.0258424058655988   T   T   T
  1.5378194846835520  0.8878604934470985 17.6052783955225252   T   T   T
 -0.0000000000000014  1.7757209868941970 30.1847143851794790   T   T   T
 -0.0000000000000000 -0.0000000000000005 15.0968067915965651   T   T   T
  1.5378194846835520  0.8878604934470982 27.6762427812535030   T   T   T
 -0.0000000000000011  1.7757209868941979  2.5173708019396321   T   T   T
 -0.0000000000000001 -0.0000000000000008 22.6462722794471460   T   T   T
  1.5378194846835518  0.8878604934470979 35.2257082691040964   T   T   T
 -0.0000000000000012  1.7757209868941977 10.0668362897902082   T   T   T
 -0.0000000000000002 -0.0000000000000011 32.7102335860296236   T   T   T
  1.5378194846835522  0.8878604934470988  7.5513616067157248   T   T   T
 -0.0000000000000013  1.7757209868941972 20.1307975963726413   T   T   T
 -0.0000000000000000 -0.0000000000000001  1.8883589024014271   T   T   T
  1.5378194846835520  0.8878604934470986 14.4677948920583592   T   T   T
 -0.0000000000000014  1.7757209868941972 27.0472308817153113   T   T   T
 -0.0000000000000000 -0.0000000000000002  6.9135383110260005   T   T   T
  1.5378194846835520  0.8878604934470985 19.4929743006829348   T   T   T
 -0.0000000000000014  1.7757209868941970 32.0724102903399029   T   T   T
 -0.0000000000000000 -0.0000000000000006 16.9782079226953115   T   T   T
  1.5378194846835520  0.8878604934470981 29.5576439123522547   T   T   T
 -0.0000000000000012  1.7757209868941977  4.3987719330383799   T   T   T
 -0.0000000000000001 -0.0000000000000008 24.5273155971874601   T   T   T
  1.5378194846835518  0.8878604934470978 37.1067515868443820   T   T   T
 -0.0000000000000012  1.7757209868941974 11.9478796075305151   T   T   T
 -0.0000000000000002 -0.0000000000000012 34.5994782164377384   T   T   T
  1.5378194846835522  0.8878604934470988  9.4406062371238502   T   T   T
 -0.0000000000000013  1.7757209868941972 22.0200422267807845   T   T   T