4

Pb      0.028935663339799      0.136160820792240     -0.064811286299176
Pb      1.599793417329502      1.719805276800390      0.001979728907261
Pb      1.402996905861469      0.073279367294265      1.555311539547967
Pb      0.028783477517327      1.374258590869643      1.505585029697887