data_[Er4Np2Mn4C8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Er  1.2400  1.7500  1.0300
  Np  1.3600  1.7500  1.0000
  Mn  1.5500  1.4000  0.6483
  C  2.5500  0.7000  0.3000
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [12.4168]
_cell_length_b [3.2889]
_cell_length_c [5.9531]
_cell_angle_alpha [90.0000]
_cell_angle_beta [108.8628]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Er2Np(MnC2)2]
_chemical_formula_sum '[Er4 Np2 Mn4 C8]'
_cell_volume [230.0534]
_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
[
  Er  Er0  4  0.1375  0.0000  0.5475  1
  Np  Np1  2  0.0000  0.0000  0.0000  1
  Mn  Mn2  4  0.1803  0.5000  0.9971  1
  C  C3  4  0.0288  0.5000  0.7515  1
  C  C4  4  0.2230  0.0000  0.2123  1
]