4

U       0.006665254831085      0.028888360543339      0.025250191720544
U       1.626604094388715      1.650089175843858     -0.021427454405239
U       1.643401009353507      0.011177929877101      1.593663809454456
U       0.034449976048414      1.589152141163250      1.652170555860447