4

Zr      0.281950268978346      0.055598489877294     -0.123282054240168
Zr      1.401540198093335      1.291271673614120      0.183493966839651
Zr      1.221728487321781      0.293935290691345      1.276039438993822
Zr      0.120042294432992      1.579866753350434      1.414613208959948