Cluster test driver 4 atoms -25 25 xlo xhi -25 25 ylo yhi -25 25 zlo zhi 1 atom types Atoms 1 1 2.462385 1.450975 0.2684659 2 1 3.060126 2.637643 2.086081 3 1 2.184778 3.8492 0.5676388999999999 4 1 4.510071 4.418515 1.324556 Masses 1 28.0855