Sn 
 1.0000000000000000
     5.6822334366620373    0.0000000000000000   -0.0000000000000000
     0.0000000000000000    5.6822334366620382   -0.0000000000000000
    -0.0000000000000000   -0.0000000000000000    3.3338873556557371
 Sn 
   4
Selective dynamics
Cartesian
 -0.0000000000000000  0.0000000000000000  0.0000000000000000   T   T   T
  2.8411167183310191  2.8411167183310195  1.6669436778278688   T   T   T
 -0.0000000000000000  2.8411167183310195  0.8334718389139345   T   T   T
  2.8411167183310191 -0.0000000000000000  2.5004155167418034   T   T   T