4

Al      0.355596217068420      0.065041288724572      0.222770837519064
Al      1.810843766726636      1.808628102820145      0.195819204081889
Al      1.771850091681324      0.269594050077381      1.801262330459124
Al     -0.145975214142782      1.792709995380444      1.617071295819763