data_Pb3N2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   3.67
_cell_length_b   12.03
_cell_length_c   5.62
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Pb3N2
_chemical_formula_sum   'Pb6 N4'
_cell_volume   247.6
_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
  Pb  Pb0  1  0.83  0.84  0.55  1.0
  Pb  Pb1  1  0.83  0.19  0.55  1.0
  Pb  Pb2  1  0.0  0.2  0.06  1.0
  Pb  Pb3  1  0.0  0.83  0.06  1.0
  Pb  Pb4  1  0.83  0.01  0.27  1.0
  Pb  Pb5  1  0.0  0.0  0.34  1.0
  N  N6  1  0.83  0.27  0.67  1.0
  N  N7  1  0.83  0.76  0.67  1.0
  N  N8  1  0.0  0.75  0.94  1.0
  N  N9  1  0.0  0.28  0.94  1.0

data_Pb3N2
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.67
_cell_length_b   5.62
_cell_length_c   12.03
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Pb3N2
_chemical_formula_sum   'Pb6 N4'
_cell_volume   247.6
_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
  Pb  Pb0  1  -0.0  0.94  0.8  1.0
  Pb  Pb1  1  -0.0  0.94  0.17  1.0
  Pb  Pb2  1  0.0  0.66  0.0  1.0
  Pb  Pb3  1  0.17  0.45  0.16  1.0
  Pb  Pb4  1  0.17  0.45  0.81  1.0
  Pb  Pb5  1  0.17  0.73  0.99  1.0
  N  N6  1  -0.0  0.06  0.25  1.0
  N  N7  1  -0.0  0.06  0.72  1.0
  N  N8  1  0.17  0.33  0.24  1.0
  N  N9  1  0.17  0.33  0.73  1.0

Pb Pb Pb Pb Pb Pb N N N N