data_[Eu2H2N2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Eu  1.2000  1.8500  1.1985
  H  2.2000  0.2500  0.0000
  N  3.0400  0.6500  0.6300
]
_symmetry_space_group_name_H-M [I4mm]
_cell_length_a [3.7096]
_cell_length_b [3.7096]
_cell_length_c [5.9236]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [107]
_chemical_formula_structural [EuHN]
_chemical_formula_sum '[Eu2 H2 N2]'
_cell_volume [81.5178]
_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
[
  Eu  Eu0  2  0.0000  0.0000  0.0574  1.0
  H  H1  2  0.0000  0.0000  0.6344  1.0
  N  N2  2  0.0000  0.0000  0.4581  1.0
]