Cluster Index Z x y z 4 4.2 26 10 20 4 4.02 26 14 19 4 3.91 29 9 22 4 3.85 31 8 22 4 3.81 25 9 23 4 3.43 25 7 20 3 4.17 19 17 16 3 4.14 15 17 15 2 3.86 38 11 19 1 4.48 11 38 27