data_[Ac4Tc4C4N2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ac  1.1000  1.9500  1.2600
  Tc  1.9000  1.3500  0.7417
  C  2.5500  0.7000  0.3000
  N  3.0400  0.6500  0.6300
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [11.2564]
_cell_length_b [3.5542]
_cell_length_c [7.0087]
_cell_angle_alpha [90.0000]
_cell_angle_beta [123.6039]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Ac2Tc2C2N]
_chemical_formula_sum '[Ac4 Tc4 C4 N2]'
_cell_volume [233.5380]
_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
[
  Ac  Ac0  4  0.0668  0.5000  0.3354  1
  Tc  Tc1  4  0.2008  0.0000  0.0865  1
  C  C2  4  0.1910  0.0000  0.7620  1
  N  N3  2  0.0000  0.0000  0.0000  1
]