C Si 
 1.0000000000000000
     3.0825103848796074    0.0000000000000000   -0.0000000000000000
    -1.5412551924398037    2.6695323007350868   -0.0000000000000000
    -0.0000000000000000   -0.0000000000000000   15.1011551391718974
 C   Si 
   6   6
Selective dynamics
Cartesian
  0.0000000000000000 -0.0000000000000000  1.8893055235210081   T   T   T
 -0.0000000000000000  0.0000000000000000  9.4398830931069586   T   T   T
 -0.0000000000000006  1.7796882004900569 11.9567422830735044   T   T   T
  1.5412551924398026  0.8898441002450285  4.4061647134875663   T   T   T
 -0.0000000000000006  1.7796882004900569  6.9230239031374534   T   T   T
  1.5412551924398026  0.8898441002450285 14.4736014727234057   T   T   T
 -0.0000000000000000  0.0000000000000000  0.0016611311526439   T   T   T
  0.0000000000000000 -0.0000000000000000  7.5522387007385960   T   T   T
 -0.0000000000000006  1.7796882004900569 10.0690978905925466   T   T   T
  1.5412551924398026  0.8898441002450285  2.5185203210066041   T   T   T
 -0.0000000000000006  1.7796882004900569  5.0353795110022022   T   T   T
  1.5412551924398026  0.8898441002450285 12.5859570805881518   T   T   T