C Si 
 1.0000000000000000
     3.0827644885498864   -0.0000000000000000   -0.0000000000000000
    -1.5413822442749432    2.6697523609687535    0.0000000000000000
     0.0000000000000001    0.0000000000000003   52.8583999583227850
 C   Si 
  21  21
Selective dynamics
Cartesian
  0.0000000000000001  0.0000000000000003 50.9697778602735241   T   T   T
  1.5413822442749425  0.8899174536562514 15.7308445547249534   T   T   T
 -0.0000000000000025  1.7798349073125026 33.3503112074992316   T   T   T
  0.0000000000000001  0.0000000000000003 30.8332445411210436   T   T   T
  1.5413822442749425  0.8899174536562514 48.4527111938953041   T   T   T
 -0.0000000000000025  1.7798349073125026 13.2137778883467867   T   T   T
  0.0000000000000002  0.0000000000000002 10.6967112235451474   T   T   T
  1.5413822442749425  0.8899174536562514 28.3161778763194079   T   T   T
 -0.0000000000000026  1.7798349073125026 45.9356445290937003   T   T   T
  0.0000000000000001  0.0000000000000003 43.4185778659478459   T   T   T
  1.5413822442749425  0.8899174536562514  8.1796445603993160   T   T   T
 -0.0000000000000025  1.7798349073125026 25.7991112131735534   T   T   T
  0.0000000000000002  0.0000000000000002  5.6625778977641659   T   T   T
  1.5413822442749425  0.8899174536562514 23.2820445505384193   T   T   T
 -0.0000000000000026  1.7798349073125026 40.9015112033126584   T   T   T
  0.0000000000000002  0.0000000000000003 20.7649778868631962   T   T   T
  1.5413822442749425  0.8899174536562514 38.3844445396374496   T   T   T
 -0.0000000000000025  1.7798349073125026  3.1455112340889335   T   T   T
  0.0000000000000001  0.0000000000000003 35.8673778741657401   T   T   T
  1.5413822442749425  0.8899174536562514  0.6284445686172007   T   T   T
 -0.0000000000000025  1.7798349073125026 18.2479112213914583   T   T   T
  0.0000000000000002  0.0000000000000002 -0.0008220986649122   T   T   T
  1.5413822442749425  0.8899174536562514 17.6186445541093590   T   T   T
 -0.0000000000000025  1.7798349073125026 35.2381112068836089   T   T   T
  0.0000000000000001  0.0000000000000003 32.7210445401788732   T   T   T
  1.5413822442749425  0.8899174536562514 50.3405111929531230   T   T   T
 -0.0000000000000025  1.7798349073125026 15.1015778874046163   T   T   T
  0.0000000000000002  0.0000000000000002 12.5845112218785218   T   T   T
  1.5413822442749425  0.8899174536562514 30.2039778746527858   T   T   T
 -0.0000000000000026  1.7798349073125026 47.8234445274270641   T   T   T
  0.0000000000000001  0.0000000000000003 45.3063778636996517   T   T   T
  1.5413822442749425  0.8899174536562514 10.0674445581511609   T   T   T
 -0.0000000000000025  1.7798349073125026 27.6869112109254338   T   T   T
  0.0000000000000002  0.0000000000000002  7.5503778955020069   T   T   T
  1.5413822442749425  0.8899174536562514 25.1698445482762629   T   T   T
 -0.0000000000000026  1.7798349073125026 42.7893112010504879   T   T   T
  0.0000000000000002  0.0000000000000003 22.6527778851851203   T   T   T
  1.5413822442749425  0.8899174536562514 40.2722445379594021   T   T   T
 -0.0000000000000025  1.7798349073125026  5.0333112324108633   T   T   T
  0.0000000000000001  0.0000000000000003 37.7551778732223440   T   T   T
  1.5413822442749425  0.8899174536562514  2.5162445676738798   T   T   T
 -0.0000000000000025  1.7798349073125026 20.1357112204481155   T   T   T