4

Nb      0.014771191927495      0.295534410002176     -0.031035925235180
Zr      1.281229065955042      1.207634716184697     -0.050550513464833
Nb      1.289017536931626     -0.019931044502607      1.196500523871266
Zr     -0.078804399700860      1.406868878249098      1.051590028891929