LAMMPS data file via write_data, version 19 Sep 2019, timestep = 0

2 atoms
1 atom types

0.0 6.0 xlo xhi
0.0 3.0 ylo yhi
0.0 3.0 zlo zhi

Masses

1 1

Atoms # spin

1 1 2.0 0.0 0.0 0.0 1.0 0.0 0.0 0 0 0
2 1 2.0 3.0 0.0 0.0 0.0 1.0 0.0 0 0 0

Velocities

1 0.0 0.0 0.0
2 0.0 0.0 0.0