data_[Sm4C4Cl4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sm  1.1700  1.8500  1.2290
  C  2.5500  0.7000  0.3000
  Cl  3.1600  1.0000  0.7800
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [7.0972]
_cell_length_b [3.8602]
_cell_length_c [10.1681]
_cell_angle_alpha [90.0000]
_cell_angle_beta [95.4165]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [SmCCl]
_chemical_formula_sum '[Sm4 C4 Cl4]'
_cell_volume [277.3269]
_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
[
  Sm  Sm0  4  0.1470  0.0000  0.1500  1.0
  C  C1  4  0.0724  0.5000  0.9629  1.0
  Cl  Cl2  4  0.1760  0.0000  0.6799  1.0
]