4

Mg      0.179181222424661      0.059577984059971      0.161926067426150
Mg      1.435664394104772      1.530993332900192      0.190458003375739
Mg      1.535943304238149      0.173796381326510      1.404110580288351
Mg     -0.042578434645243      1.372522017719088      1.533209481428651