Cluster test driver 3 atoms -25 25 xlo xhi -25 25 ylo yhi -25 25 zlo zhi 1 atom types Atoms 1 1 0.4507244 0.2730515 1.131971 2 1 2.408894 0.5395322 1.75719 3 1 1.636167 2.531906 1.037216 Masses 1 28.0855