data_Y2CoSe
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.62
_cell_length_b   5.62
_cell_length_c   4.19
_cell_angle_alpha   91.21
_cell_angle_beta   91.21
_cell_angle_gamma   39.77
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Y2CoSe
_chemical_formula_sum   'Y2 Co1 Se1'
_cell_volume   84.64
_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
  Y  Y2  1  0.04  0.0  0.63  1.0
  Y  Y3  1  0.64  0.0  0.56  1.0
  Co  Co0  1  0.89  0.0  0.57  1.0
  Se  Se1  1  0.04  0.0  0.73  1.0

data_Y2CoSe
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.82
_cell_length_b   4.19
_cell_length_c   5.62
_cell_angle_alpha   91.21
_cell_angle_beta   109.88
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Y2CoSe
_chemical_formula_sum   'Y2 Co1 Se1'
_cell_volume   84.64
_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
  Y  Y0  1  0.0  0.56  0.64  1.0
  Y  Y1  1  0.0  0.63  0.04  1.0
  Co  Co2  1  0.0  0.57  0.89  1.0
  Se  Se3  1  0.0  0.73  0.04  1.0

Y Y Co Se