4

Ar     -0.144594904970716      0.111154795778722     -0.012756796932316
Ar      1.334601696833958      0.936434504324241      0.040929071681260
Ar      0.913295950901051     -0.099860949938161      1.265414161327664
Ar     -0.221872186344146      1.143788851108211      0.953344518295044