4

Nb      0.108780367646714      0.278524944537516     -0.019737045372409
Nb      1.453006197754198      1.439180629292669     -0.080044638063716
Nb      1.448108775203750      0.114343215712390      1.487755852398883
Nb      0.204574916061819      1.411869481158658      1.698023431217840