data_[Pm4Tc4C4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  Tc  1.9000  1.3500  0.7417
  C  2.5500  0.7000  0.3000
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [8.1608]
_cell_length_b [3.3873]
_cell_length_c [8.6646]
_cell_angle_alpha [90.0000]
_cell_angle_beta [97.1786]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [PmTcC]
_chemical_formula_sum '[Pm4 Tc4 C4]'
_cell_volume [237.6391]
_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
[
  Pm  Pm0  4  0.1193  0.0000  0.2936  1
  Tc  Tc1  4  0.1315  0.5000  0.9523  1
  C  C2  4  0.2018  0.0000  0.8384  1
]