Cluster Index Z x y z 2 4.42 52 61 22 2 4.12 49 64 25 2 4.02 46 62 21 2 3.93 48 63 23 2 3.92 46 59 23 2 3.92 50 60 18 1 4.04 51 50 24 1 4.01 54 49 24 1 3.8 50 50 21