Cluster test driver 3 atoms -25 25 xlo xhi -25 25 ylo yhi -25 25 zlo zhi 1 atom types Atoms 1 1 3.985509 2.643973 2.549742 2 1 4.064558 3.749686 0.4331692 3 1 3.48228 5.496926 2.29914 Masses 1 28.0855