C Nb 
 1.0000000000000000
     3.3289269057537383    0.0000000000000000   -0.0000000000000000
    -1.6644634528768691    2.8829352677242643   -0.0000000000000000
     0.0000000000000000   -0.0000000000000000    4.1116514498774297
 C   Nb 
   2   2
Selective dynamics
Cartesian
 -0.0000000166446350  1.9219568547592945  1.0279128624693574   T   T   T
  1.6644634362322352  0.9609784321845397  3.0837385874080727   T   T   T
 -0.0000000166446350  1.9219568547592945  3.0837385874080727   T   T   T
  1.6644634362322352  0.9609784321845397  1.0279128624693574   T   T   T