4

U      -0.185568934549138      0.043761705930754     -0.279484706452785
U       1.692739903185316      1.307229321264967     -0.238273327027973
U       1.553322038648681      0.231106884346713      1.498160217275525
U       0.012832755109719      1.700713406750863      1.328580364758090