4

Nb     -0.211973806835931      0.222770837519064      0.185843766726636
Nb      1.683628102820145      1.653565791793738      0.146850091681325
Nb      1.769594050077381      0.176262330459124      1.354024785857218
Nb      0.128484982800441      1.492071295819763      1.653002310766441