4

Po      0.244836929608059     -0.076697871906197     -0.094754272724577
Po      1.279546843392897      1.720075104041950      0.066393656980909
Po      1.602206204032446     -0.265536904785911      1.393825659909050
Po      0.228870983255296      1.515547436903024      1.374913212950885