Cluster test driver 3 atoms -25 25 xlo xhi -25 25 ylo yhi -25 25 zlo zhi 1 atom types Atoms 1 1 1.75017 0.8719699 1.899219 2 1 4.179026 0.4864563 1.441516 3 1 4.407597 2.720052 1.941857 Masses 1 28.0855