data_[Nd4Ag2Ru2C8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Nd  1.1400  1.8500  1.2765
  Ag  1.9300  1.6000  1.0867
  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 [17.0836]
_cell_length_b [3.7694]
_cell_length_c [3.8866]
_cell_angle_alpha [90.0000]
_cell_angle_beta [91.6156]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Nd2AgRuC4]
_chemical_formula_sum '[Nd4 Ag2 Ru2 C8]'
_cell_volume [250.1802]
_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
[
  Nd  Nd0  4  0.1665  0.0000  0.2255  1
  Ag  Ag1  2  0.0000  0.0000  0.0000  1
  Ru  Ru2  2  0.0000  0.5000  0.5000  1
  C  C3  4  0.1109  0.5000  0.6628  1
  C  C4  4  0.1863  0.5000  0.7435  1
]