Cluster test driver 3 atoms -25 25 xlo xhi -25 25 ylo yhi -25 25 zlo zhi 1 atom types Atoms 1 1 3.637404 1.530671 1.201546 2 1 3.798997 2.166413 3.925728 3 1 3.377275 3.615133 1.982512 Masses 1 28.0855