Cluster test driver 3 atoms -25 25 xlo xhi -25 25 ylo yhi -25 25 zlo zhi 1 atom types Atoms 1 1 1.326718 2.175186 2.411343 2 1 3.044199 2.389631 0.5503392 3 1 2.751989 4.104403 2.004103 Masses 1 28.0855