data_[Rh4N4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rh  2.2800  1.3500  0.7450
  N  3.0400  0.6500  0.6300
]
_symmetry_space_group_name_H-M [P2_1]
_cell_length_a [17.0318]
_cell_length_b [3.0805]
_cell_length_c [17.0318]
_cell_angle_alpha [90.0000]
_cell_angle_beta [120.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [4]
_chemical_formula_structural [RhN]
_chemical_formula_sum '[Rh4 N4]'
_cell_volume [773.8912]
_cell_formula_units_Z [4]
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
loop_
 _atom_site_type_symbol
 _atom_site_label
 _atom_site_symmetry_multiplicity
 _atom_site_fract_x
 _atom_site_fract_y
 _atom_site_fract_z
 _atom_site_occupancy
[
  Rh  Rh0  2  0.0581  0.2377  0.6242  1
  Rh  Rh1  2  0.1100  0.4877  0.5047  1
  N  N2  2  0.0648  0.9851  0.4271  1
  N  N3  2  0.1216  0.7351  0.6169  1
]