Cluster test driver 4 atoms -25 25 xlo xhi -25 25 ylo yhi -25 25 zlo zhi 1 atom types Atoms 1 1 0.8096371999999999 4.258191 1.47714 2 1 2.994591 3.495273 0.7283127 3 1 2.242727 3.316143 2.81578 4 1 4.437987 1.666008 1.836401 Masses 1 28.0855