Cluster test driver 3 atoms -25 25 xlo xhi -25 25 ylo yhi -25 25 zlo zhi 1 atom types Atoms 1 1 0.7176072 0.7140121 1.097767 2 1 2.809034 0.3429818 2.513803 3 1 2.238693 2.476635 0.8853041 Masses 1 28.0855