data_[Mn8C4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Mn  1.5500  1.4000  0.6483
  C  2.5500  0.7000  0.3000
]
_symmetry_space_group_name_H-M [Pbcn]
_cell_length_a [4.4184]
_cell_length_b [5.4882]
_cell_length_c [4.8866]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [60]
_chemical_formula_structural [Mn2C]
_chemical_formula_sum '[Mn8 C4]'
_cell_volume [118.4953]
_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
[
  Mn  Mn0  8  0.2478  0.1127  0.0775  1.0
  C  C1  4  0.0000  0.3630  0.2500  1.0
]