Na 
 1.0000000000000000
     3.7437166843282328    0.0000000000000001    0.0000000000000000
    -1.8718583421641164    3.2421537531998954    0.0000000000000000
    -0.0000000000000000   -0.0000000000000000    6.1342417607051747
 Na 
   2
Selective dynamics
Cartesian
 -0.0000000187185837  2.1614358462737768  1.5335604401762937   T   T   T
  1.8718583234455333  1.0807179285404780  4.6006813205288806   T   T   T