data_[Li4Cu8C8O28]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Li  0.9800  1.4500  0.9000
  Cu  1.9000  1.3500  0.8200
  C  2.5500  0.7000  0.3000
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P2_1/c]
_cell_length_a [10.0961]
_cell_length_b [5.6758]
_cell_length_c [9.9599]
_cell_angle_alpha [90.0000]
_cell_angle_beta [111.2949]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [14]
_chemical_formula_structural [LiCu2C2O7]
_chemical_formula_sum '[Li4 Cu8 C8 O28]'
_cell_volume [531.7661]
_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
[
  Li  Li0  4  0.4838  0.5662  0.7491  1
  Cu  Cu1  4  0.0270  0.6338  0.7861  1
  Cu  Cu2  4  0.1208  0.1617  0.0313  1
  C  C3  4  0.2193  0.6267  0.1856  1
  C  C4  4  0.3593  0.2478  0.9540  1
  O  O5  4  0.0182  0.5748  0.3855  1
  O  O6  4  0.1215  0.0447  0.6398  1
  O  O7  4  0.1987  0.7108  0.7672  1
  O  O8  4  0.2177  0.2403  0.4149  1
  O  O9  4  0.3249  0.6353  0.1495  1
  O  O10  4  0.4044  0.2037  0.3541  1
  O  O11  4  0.4345  0.1888  0.0816  1
]