Cluster test driver 4 atoms -25 25 xlo xhi -25 25 ylo yhi -25 25 zlo zhi 1 atom types Atoms 1 1 2.317425 2.441467 0.3846032 2 1 3.811793 1.686821 2.499749 3 1 3.76463 3.669357 1.636357 4 1 5.464723 3.213327 3.188752 Masses 1 28.0855