data_[Sn8N8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sn  1.9600  1.4500  0.8300
  N  3.0400  0.6500  0.6300
]
_symmetry_space_group_name_H-M [P2_12_12_1]
_cell_length_a [5.3861]
_cell_length_b [5.9239]
_cell_length_c [8.0149]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [19]
_chemical_formula_structural [SnN]
_chemical_formula_sum '[Sn8 N8]'
_cell_volume [255.7274]
_cell_formula_units_Z [8]
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
[
  Sn  Sn0  4  0.2066  0.0445  0.5343  1
  Sn  Sn1  4  0.2425  0.5405  0.2885  1
  N  N2  4  0.0938  0.3978  0.5299  1
  N  N3  4  0.0981  0.8828  0.2998  1
]