4

Zr     -0.144594904970716      0.111154795778722     -0.012756796932316
Zr      1.709601696833958      1.311434504324241      0.040929071681260
Zr      1.288295950901051     -0.099860949938161      1.349073597104919
Zr     -0.221872186344146      1.518788851108211      1.328344518295044