Rb 
 1.0000000000000000
    11.8174879682845990    0.0000000000000000   -0.0000000000000000
    -0.0000000000000000   11.8174879682845972    0.0000000000000003
     0.0000000000000000    0.0000000000000001    4.8857089368080819
 Rb 
   4
Selective dynamics
Cartesian
  8.3640965563713419 -0.0000000000000000 -0.0000000000000000   T   T   T
  3.4533914119132558  0.0000000000000000  0.0000000000000000   T   T   T
 -0.0000000000000000  8.3640965563713401  0.0000000000000002   T   T   T
  0.0000000000000000  3.4533914119132554  0.0000000000000001   T   T   T