data_[Ac4I2N2O2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ac  1.1000  1.9500  1.2600
  I  2.6600  1.4000  1.2733
  N  3.0400  0.6500  0.6300
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [I-4m2]
_cell_length_a [4.3499]
_cell_length_b [4.3499]
_cell_length_c [14.5237]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [119]
_chemical_formula_structural [Ac2INO]
_chemical_formula_sum '[Ac4 I2 N2 O2]'
_cell_volume [274.8078]
_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
[
  Ac  Ac0  4  0.0000  0.0000  0.3300  1
  I  I1  2  0.0000  0.0000  0.0000  1
  N  N2  2  0.0000  0.5000  0.7500  1
  O  O3  2  0.0000  0.5000  0.2500  1
]