Cluster test driver 4 atoms -25 25 xlo xhi -25 25 ylo yhi -25 25 zlo zhi 1 atom types Atoms 1 1 1.463501 2.539158 2.160753 2 1 0.2382428 1.617471 2.877509 3 1 1.691566 0.7573037 1.355751 4 1 1.857 2.738979 0.02206732 Masses 1 28.0855