Cluster test driver 4 atoms -25 25 xlo xhi -25 25 ylo yhi -25 25 zlo zhi 1 atom types Atoms 1 1 2.22663 4.731229 3.098836 2 1 1.847326 3.342651 1.125175 3 1 3.745505 4.563816 1.476664 4 1 4.096158 4.449552 3.85515 Masses 1 28.0855