Cluster test driver 4 atoms -25 25 xlo xhi -25 25 ylo yhi -25 25 zlo zhi 1 atom types Atoms 1 1 2.799229 1.39947 2.90942 2 1 1.755424 3.290747 3.119725 3 1 4.105166 3.028799 1.978791 4 1 3.422089 4.791435 3.468124 Masses 1 28.0855