data_[Rb4Ru2N4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Ru  2.2000  1.3000  0.6610
  N  3.0400  0.6500  0.6300
]
_symmetry_space_group_name_H-M [Pmc2_1]
_cell_length_a [3.5111]
_cell_length_b [19.7200]
_cell_length_c [11.0629]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [26]
_chemical_formula_structural [Rb2RuN2]
_chemical_formula_sum '[Rb4 Ru2 N4]'
_cell_volume [765.9884]
_cell_formula_units_Z [2]
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
[
  Rb  Rb0  2  0.5000  0.3803  0.8825  1
  Rb  Rb1  2  0.5000  0.4284  0.3544  1
  Ru  Ru2  2  0.0000  0.4826  0.6132  1
  N  N3  2  0.0000  0.4711  0.9813  1
  N  N4  2  0.5000  0.4603  0.6686  1
]