4

Nb      0.089423439016807      0.275599808387315     -0.286782870693997
Nb      1.717364446883575      1.286047783336741      0.203841316488826
Nb      1.292246231363758      0.000410250252311      1.461266717264768
Nb      0.064826962771738      1.346200603170655      1.518213824200624