Br Cs 
 1.0000000000000000
     4.1551315622902116   -0.0000000000000000   -0.0000000000000000
     0.0000000000000000    4.1551315622902116   -0.0000000000000000
     0.0000000000000000   -0.0000000000000000    4.1551315622902116
 Br  Cs 
   1   1
Selective dynamics
Cartesian
  0.0000000000000000  0.0000000000000000  0.0000000000000000   T   T   T
  2.0775657811451054  2.0775657811451054  2.0775657811451054   T   T   T