data_[Ho2As2N4O2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ho  1.2300  1.7500  1.0410
  As  2.1800  1.1500  0.6600
  N  3.0400  0.6500  0.6300
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [Pmc2_1]
_cell_length_a [3.3720]
_cell_length_b [6.1104]
_cell_length_c [5.7186]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [26]
_chemical_formula_structural [HoAsN2O]
_chemical_formula_sum '[Ho2 As2 N4 O2]'
_cell_volume [117.8279]
_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
[
  Ho  Ho0  2  0.0000  0.1507  0.6872  1
  As  As1  2  0.5000  0.3362  0.2269  1
  N  N2  2  0.0000  0.2133  0.2882  1
  N  N3  2  0.5000  0.4099  0.5744  1
  O  O4  2  0.5000  0.1068  0.9739  1
]