Cluster test driver 3 atoms -25 25 xlo xhi -25 25 ylo yhi -25 25 zlo zhi 1 atom types Atoms 1 1 0.0005967083 1.237289 0.2029076 2 1 0.006720851 1.940603 2.858655 3 1 2.191928 0.3674251 0.7130387 Masses 1 28.0855