Cluster test driver 3 atoms -25 25 xlo xhi -25 25 ylo yhi -25 25 zlo zhi 1 atom types Atoms 1 1 0.5861145 2.037966 1.386385 2 1 1.753714 0.1239015 0.8813278 3 1 2.433676 2.579923 0.1878471 Masses 1 28.0855