Cluster test driver 4 atoms -25 25 xlo xhi -25 25 ylo yhi -25 25 zlo zhi 1 atom types Atoms 1 1 2.540217 1.926823 2.952568 2 1 2.854129 4.107646 2.592063 3 1 4.285683 2.772049 1.445355 4 1 4.895674 1.171417 3.307712 Masses 1 28.0855