Cluster test driver 3 atoms -25 25 xlo xhi -25 25 ylo yhi -25 25 zlo zhi 1 atom types Atoms 1 1 0.7963879 2.401605 1.532139 2 1 2.958355 2.636182 0.2853275 3 1 2.681902 2.324639 2.787854 Masses 1 28.0855