data_[Ac2Ru2C2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ac  1.1000  1.9500  1.2600
  Ru  2.2000  1.3000  0.6610
  C  2.5500  0.7000  0.3000
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [4.4736]
_cell_length_b [4.1524]
_cell_length_c [7.4576]
_cell_angle_alpha [90.0000]
_cell_angle_beta [104.3509]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [AcRuC]
_chemical_formula_sum '[Ac2 Ru2 C2]'
_cell_volume [134.2086]
_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  2  0.1246  0.7500  0.2836  1
  Ru  Ru1  2  0.4813  0.7500  0.9060  1
  C  C2  2  0.2848  0.7500  0.6627  1
]