Cluster test driver 3 atoms -25 25 xlo xhi -25 25 ylo yhi -25 25 zlo zhi 1 atom types Atoms 1 1 1.220541 0.5476182000000001 1.326633 2 1 1.180317 2.020804 0.6524165 3 1 1.733629 2.080355 2.664362 Masses 1 28.0855