data_[Na8N4Cl10]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  N  3.0400  0.6500  0.6300
  Cl  3.1600  1.0000  0.7800
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [19.4468]
_cell_length_b [3.3142]
_cell_length_c [8.1783]
_cell_angle_alpha [90.0000]
_cell_angle_beta [98.9390]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Na4N2Cl5]
_chemical_formula_sum '[Na8 N4 Cl10]'
_cell_volume [520.7011]
_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
[
  Na  Na0  4  0.0419  0.0000  0.7894  1
  Na  Na1  4  0.2265  0.5000  0.7777  1
  N  N2  4  0.2407  0.0000  0.5152  1
  Cl  Cl3  4  0.1222  0.0000  0.5169  1
  Cl  Cl4  4  0.1663  0.0000  0.9723  1
  Cl  Cl5  2  0.0000  0.5000  0.0000  1
]