4

Nb      0.262353385949982     -0.107857329280520      0.210053546513952
Nb      1.712117311544644      1.170202194028412      0.295946725469784
Nb      1.657104594115611     -0.009571461040452      1.356871985592266
Nb      0.241229004970342      1.329242252953822      1.316343479303719