4

Cr      0.358303340895058      0.028974714256389      0.054425798771662
Cr      1.543150266784011      1.279675863371324      0.135721270047520
Cr      1.557915308048534     -0.266125043272532      1.585019267238843
Cr      0.066033883699816      1.506933559593776      1.665017529406928