data_[Cs2Na2C2N4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Cs  0.7900  2.6000  1.8100
  Na  0.9300  1.8000  1.1600
  C  2.5500  0.7000  0.3000
  N  3.0400  0.6500  0.6300
]
_symmetry_space_group_name_H-M [P2/c]
_cell_length_a [6.3329]
_cell_length_b [4.5804]
_cell_length_c [7.1445]
_cell_angle_alpha [90.0000]
_cell_angle_beta [103.4717]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [13]
_chemical_formula_structural [CsNaCN2]
_chemical_formula_sum '[Cs2 Na2 C2 N4]'
_cell_volume [201.5392]
_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
[
  Cs  Cs0  2  0.5000  0.2392  0.7500  1.0
  Na  Na1  2  0.0000  0.4695  0.2500  1.0
  C  C2  2  0.0000  0.0000  0.0000  1.0
  N  N3  4  0.1494  0.1829  0.0177  1.0
]