Si 
 1.0000000000000000
     3.7097820850290755    0.0000000000000000    0.0000000000000000
    -1.8548910425145377    3.2127655281395788    0.0000000000000000
    -0.0000000000000000   -0.0000000000000000    6.6530363197243663
 Si 
   4
Selective dynamics
Cartesian
 -0.0000000185489107  2.1418436961356053  3.8211043458321958   T   T   T
  1.8548910239656278  1.0709218534224116  0.4945861859700116   T   T   T
  1.8548910239656278  1.0709218534224119  2.8319319738921709   T   T   T
 -0.0000000185489109  2.1418436961356058  6.1584501337543518   T   T   T