4

Nb      0.209471240111462     -0.144871493764886      0.052807135443839
Nb      1.413338831542036      1.049012358093697     -0.127587647313378
Nb      1.322308438900281      0.074802422814667      1.222864201591614
Nb     -0.061419271853544      1.066311498812211      1.654887825454511