4

Zr      0.185954838693844      0.225865614041473      0.293911941800705
Zr      1.226145294387826      1.521031448075832      0.182202042859078
Zr      1.183478063000695      0.235738571974043      1.527241716115138
Zr     -0.043547403556753      1.202963321929585      1.348873006905695