data_[Li2Sm2Np2N6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Li  0.9800  1.4500  0.9000
  Sm  1.1700  1.8500  1.2290
  Np  1.3600  1.7500  1.0000
  N  3.0400  0.6500  0.6300
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [6.9152]
_cell_length_b [3.4564]
_cell_length_c [7.0987]
_cell_angle_alpha [90.0000]
_cell_angle_beta [103.5364]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [LiSmNpN3]
_chemical_formula_sum '[Li2 Sm2 Np2 N6]'
_cell_volume [164.9556]
_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
[
  Li  Li0  2  0.4175  0.2500  0.9263  1
  Sm  Sm1  2  0.2186  0.7500  0.1822  1
  Np  Np2  2  0.1764  0.7500  0.6742  1
  N  N3  2  0.1329  0.2500  0.4213  1
  N  N4  2  0.1370  0.2500  0.8833  1
  N  N5  2  0.4748  0.7500  0.7910  1
]