data_[K4Na4N4O4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Na  0.9300  1.8000  1.1600
  N  3.0400  0.6500  0.6300
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [Cmme]
_cell_length_a [4.1167]
_cell_length_b [8.1121]
_cell_length_c [8.3582]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [67]
_chemical_formula_structural [KNaNO]
_chemical_formula_sum '[K4 Na4 N4 O4]'
_cell_volume [279.1250]
_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
[
  K  K0  4  0.0000  0.2500  0.6576  1
  Na  Na1  4  0.2500  0.0000  0.0000  1
  N  N2  4  0.0000  0.2500  0.0026  1
  O  O3  4  0.2500  0.0000  0.5000  1
]