data_[K2Rb2As2N2Cl2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Rb  0.8200  2.3500  1.6600
  As  2.1800  1.1500  0.6600
  N  3.0400  0.6500  0.6300
  Cl  3.1600  1.0000  0.7800
]
_symmetry_space_group_name_H-M [Amm2]
_cell_length_a [3.9978]
_cell_length_b [3.2860]
_cell_length_c [18.6264]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [38]
_chemical_formula_structural [KRbAsNCl]
_chemical_formula_sum '[K2 Rb2 As2 N2 Cl2]'
_cell_volume [244.6867]
_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
[
  K  K0  2  0.0000  0.0000  0.5162  1
  Rb  Rb1  2  0.0000  0.0000  0.7330  1
  As  As2  2  0.5000  0.0000  0.3693  1
  N  N3  2  0.5000  0.0000  0.9246  1
  Cl  Cl4  2  0.5000  0.0000  0.1277  1
]