Cluster test driver 3 atoms -25 25 xlo xhi -25 25 ylo yhi -25 25 zlo zhi 1 atom types Atoms 1 1 0.5810048 0.2203187 2.698488 2 1 1.488 2.552264 2.690457 3 1 1.768577 1.501873 1.964651 Masses 1 28.0855