Cluster test driver 3 atoms -25 25 xlo xhi -25 25 ylo yhi -25 25 zlo zhi 1 atom types Atoms 1 1 1.226043 0.8526968 0.05452592 2 1 1.447055 2.229131 2.395876 3 1 2.575364 2.662543 0.4864164 Masses 1 28.0855