Cluster test driver 3 atoms -25 25 xlo xhi -25 25 ylo yhi -25 25 zlo zhi 1 atom types Atoms 1 1 2.300602 2.903023 2.597237 2 1 4.588453 2.626678 1.436741 3 1 4.383695 2.654996 3.809376 Masses 1 28.0855