data_[Ac4Al4Ru4C2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ac  1.1000  1.9500  1.2600
  Al  1.6100  1.2500  0.6750
  Ru  2.2000  1.3000  0.6610
  C  2.5500  0.7000  0.3000
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [11.6922]
_cell_length_b [4.4181]
_cell_length_c [7.7237]
_cell_angle_alpha [90.0000]
_cell_angle_beta [130.1625]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Ac2Al2Ru2C]
_chemical_formula_sum '[Ac4 Al4 Ru4 C2]'
_cell_volume [304.9089]
_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  0.0589  0.5000  0.8221  1
  Al  Al1  4  0.1747  0.0000  0.6045  1
  Ru  Ru2  4  0.1910  0.0000  0.2939  1
  C  C3  2  0.0000  0.0000  0.0000  1
]