data_SnP3
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.12
_cell_length_b   5.12
_cell_length_c   5.36
_cell_angle_alpha   112.33
_cell_angle_beta   112.33
_cell_angle_gamma   37.27
_symmetry_Int_Tables_number   1
_chemical_formula_structural   SnP3
_chemical_formula_sum   'Sn1 P3'
_cell_volume   78.03
_cell_formula_units_Z   1
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
  Sn  Sn3  1  0.78  0.0  0.46  1.0
  P  P0  1  0.0  0.0  0.0  1.0
  P  P1  1  0.01  0.0  0.39  1.0
  P  P2  1  0.55  0.0  0.52  1.0

data_SnP3
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.27
_cell_length_b   5.12
_cell_length_c   5.36
_cell_angle_alpha   112.33
_cell_angle_beta   90.0
_cell_angle_gamma   108.64
_symmetry_Int_Tables_number   1
_chemical_formula_structural   SnP3
_chemical_formula_sum   'Sn1 P3'
_cell_volume   78.03
_cell_formula_units_Z   1
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
  Sn  Sn0  1  0.0  0.22  0.54  1.0
  P  P1  1  0.0  0.0  0.0  1.0
  P  P2  1  0.0  0.45  0.48  1.0
  P  P3  1  0.0  0.99  0.61  1.0

Sn P P P