data_[Na4P4H8O16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  P  2.1900  1.0000  0.5500
  H  2.2000  0.2500  0.0000
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P-1]
_cell_length_a [6.1429]
_cell_length_b [6.5395]
_cell_length_c [9.3237]
_cell_angle_alpha [92.9132]
_cell_angle_beta [103.9823]
_cell_angle_gamma [107.4600]
_symmetry_Int_Tables_number [2]
_chemical_formula_structural [NaP(HO2)2]
_chemical_formula_sum '[Na4 P4 H8 O16]'
_cell_volume [343.6127]
_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
[
  Na  Na0  2  0.2377  0.5548  0.4107  1
  Na  Na1  2  0.4198  0.8327  0.1271  1
  P  P2  2  0.0120  0.0979  0.7820  1
  P  P3  2  0.2538  0.2817  0.0900  1
  H  H4  2  0.1757  0.8097  0.6549  1
  H  H5  2  0.2934  0.2126  0.5765  1
  H  H6  2  0.2982  0.6607  0.7364  1
  H  H7  2  0.3321  0.1236  0.4308  1
  O  O8  2  0.0359  0.1188  0.1396  1
  O  O9  2  0.1100  0.2912  0.9206  1
  O  O10  2  0.1769  0.6587  0.6451  1
  O  O11  2  0.2075  0.0920  0.7134  1
  O  O12  2  0.2137  0.8788  0.3095  1
  O  O13  2  0.3176  0.4971  0.1770  1
  O  O14  2  0.3547  0.2615  0.4905  1
  O  O15  2  0.4419  0.1797  0.0859  1
]