Cluster test driver 4 atoms -25 25 xlo xhi -25 25 ylo yhi -25 25 zlo zhi 1 atom types Atoms 1 1 1.45188 2.434317 1.979428 2 1 1.55189 4.089359 0.8572149999999999 3 1 1.720544 4.412025 2.913651 4 1 3.389094 2.945578 1.506594 Masses 1 28.0855