Cluster test driver 3 atoms -25 25 xlo xhi -25 25 ylo yhi -25 25 zlo zhi 1 atom types Atoms 1 1 0.826531 1.96126 2.990828 2 1 2.994321 1.436303 0.2574474 3 1 2.60004 2.060914 1.623475 Masses 1 28.0855