O Si 
 1.0000000000000000
     9.1308650881300846    0.0000000000000000   -0.0000000000000000
    -4.5654325440650423    7.9075611248490878    0.0000000000000000
     0.0000000000000000    0.0000000000000000    5.2743307428095623
 O   Si 
  12   6
Selective dynamics
Cartesian
  4.5654325440650423  0.0000000000000000 -0.0000000000000000   T   T   T
 -2.2827162720325229  3.9537805624245457  0.0000000000000000   T   T   T
  2.2827162720325203  3.9537805624245457  0.0000000000000000   T   T   T
  4.5654325440650423  0.0000000000000000  2.6371653714047811   T   T   T
 -2.2827162720325229  3.9537805624245457  2.6371653714047811   T   T   T
  2.2827162720325203  3.9537805624245457  2.6371653714047811   T   T   T
 -0.0000000000000014  3.8195981593945443  1.3185826857023906   T   T   T
  1.2575635057810821  5.9977620451518217  1.3185826857023906   T   T   T
 -1.2575635057810857  5.9977620451518217  1.3185826857023906   T   T   T
  4.5654325440650414  4.0879629654545466  3.9557480571071704   T   T   T
  3.3078690382839588  1.9097990796972721  3.9557480571071704   T   T   T
  5.8229960498461262  1.9097990796972721  3.9557480571071704   T   T   T
 -0.0000000000000016  7.0001687313927752  1.3185826857023906   T   T   T
 -1.4968914080985873  4.4074767591527060  1.3185826857023906   T   T   T
  1.4968914080985849  4.4074767591527060  1.3185826857023906   T   T   T
  4.5654325440650423  0.9073923934563173  3.9557480571071704   T   T   T
  6.0623239521636316  3.5000843656963876  3.9557480571071704   T   T   T
  3.0685411359664574  3.5000843656963876  3.9557480571071704   T   T   T