data_[Ac4H16Os4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ac  1.1000  1.9500  1.2600
  H  2.2000  0.2500  0.0000
  Os  2.2000  1.3000  0.6730
]
_symmetry_space_group_name_H-M [Ama2]
_cell_length_a [8.7340]
_cell_length_b [8.2016]
_cell_length_c [3.8683]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [40]
_chemical_formula_structural [AcH4Os]
_chemical_formula_sum '[Ac4 H16 Os4]'
_cell_volume [277.0932]
_cell_formula_units_Z [4]
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  0.9214  1
  H  H1  8  0.0538  0.3067  0.9291  1
  H  H2  4  0.2500  0.0145  0.3640  1
  H  H3  4  0.2500  0.3119  0.4219  1
  Os  Os4  4  0.2500  0.3132  0.9345  1
]