C Si 
 1.0000000000000000
     3.0846778118348972    0.0000000000000000    0.0000000000000000
    -1.5423389059174486    2.6714093475392171    0.0000000000000000
     0.0000000000000000    0.0000000000000000   20.1490310931331358
 C   Si 
   8   8
Selective dynamics
Cartesian
 -0.0000000000000000  0.0000000000000000  1.8914902882787712   T   T   T
  0.0000000000000000  0.0000000000000000 11.9660058348453511   T   T   T
 -0.0000000000000013  1.7809395650261439  6.9287480607981777   T   T   T
  1.5423389059174495  0.8904697825130720 17.0032636073647510   T   T   T
 -0.0000000000000013  1.7809395650261439 14.4846347206489234   T   T   T
  1.5423389059174495  0.8904697825130720  4.4101191740823520   T   T   T
 -0.0000000000000013  1.7809395650261439 19.5218924948848525   T   T   T
  1.5423389059174495  0.8904697825130720  9.4473769483182757   T   T   T
  0.0000000000000000  0.0000000000000000  0.0025186234721380   T   T   T
  0.0000000000000000  0.0000000000000000 10.0770341700387078   T   T   T
 -0.0000000000000013  1.7809395650261439 12.5956630561361926   T   T   T
  1.5423389059174495  0.8904697825130720  2.5211475095696270   T   T   T
 -0.0000000000000013  1.7809395650261439  5.0397763955418426   T   T   T
  1.5423389059174495  0.8904697825130720 15.1142919421084070   T   T   T
 -0.0000000000000013  1.7809395650261439 17.6329208295498319   T   T   T
  1.5423389059174495  0.8904697825130720  7.5584052829832551   T   T   T