data_[Na2Pr2C4O12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Pr  1.1300  1.8500  1.0600
  C  2.5500  0.7000  0.3000
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [Pmc2_1]
_cell_length_a [5.1898]
_cell_length_b [6.4704]
_cell_length_c [7.1995]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [26]
_chemical_formula_structural [NaPr(CO3)2]
_chemical_formula_sum '[Na2 Pr2 C4 O12]'
_cell_volume [241.7603]
_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
[
  Na  Na0  2  0.0000  0.4765  0.0270  1.0
  Pr  Pr1  2  0.5000  0.1345  0.3282  1.0
  C  C2  2  0.0000  0.0299  0.9993  1.0
  C  C3  2  0.5000  0.4159  0.7424  1.0
  O  O4  4  0.2196  0.1174  0.0366  1.0
  O  O5  4  0.2875  0.4880  0.2791  1.0
  O  O6  2  0.0000  0.1450  0.4123  1.0
  O  O7  2  0.5000  0.2333  0.6654  1.0
]