data_[Ce6C2N2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ce  1.1200  1.8500  1.0800
  C  2.5500  0.7000  0.3000
  N  3.0400  0.6500  0.6300
]
_symmetry_space_group_name_H-M [P-6c2]
_cell_length_a [6.0940]
_cell_length_b [6.0940]
_cell_length_c [6.1469]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [188]
_chemical_formula_structural [Ce3CN]
_chemical_formula_sum '[Ce6 C2 N2]'
_cell_volume [197.6947]
_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
[
  Ce  Ce0  6  0.3359  0.0199  0.2500  1.0
  C  C1  2  0.0000  0.0000  0.0000  1.0
  N  N2  2  0.6667  0.3333  0.5000  1.0
]