4

Mg     -0.032264996007241      0.020310356140109      0.187453438508874
Mg      1.520157522245720      1.379707772205792      0.231724703487815
Mg      1.451990547358804      0.136160820792240      1.264292601603787
Mg      0.129682178517933      1.719805276800390      1.674035137528129