Cluster test driver 4 atoms -25 25 xlo xhi -25 25 ylo yhi -25 25 zlo zhi 1 atom types Atoms 1 1 0.2919425 2.67516 1.746269 2 1 2.438709 2.093987 1.463313 3 1 1.581807 3.429392 0.2359452 4 1 3.672756 4.324894 1.563989 Masses 1 28.0855