Cluster test driver 3 atoms -25 25 xlo xhi -25 25 ylo yhi -25 25 zlo zhi 1 atom types Atoms 1 1 0.5185381 0.3482444 2.81765 2 1 1.710776 0.3989815 1.008223 3 1 2.279882 2.750056 0.07295921 Masses 1 28.0855