Cluster test driver 3 atoms -25 25 xlo xhi -25 25 ylo yhi -25 25 zlo zhi 1 atom types Atoms 1 1 2.278399 1.280287 2.016796 2 1 2.514838 3.539587 1.588799 3 1 4.664269 2.283822 2.88072 Masses 1 28.0855