data_[Y4Be2Ge2C2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Y  1.2200  1.8000  1.0400
  Be  1.5700  1.0500  0.5900
  Ge  2.0100  1.2500  0.7700
  C  2.5500  0.7000  0.3000
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [6.3668]
_cell_length_b [3.7538]
_cell_length_c [7.9881]
_cell_angle_alpha [90.0000]
_cell_angle_beta [107.9296]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [Y2BeGeC]
_chemical_formula_sum '[Y4 Be2 Ge2 C2]'
_cell_volume [181.6405]
_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
[
  Y  Y0  2  0.2011  0.2500  0.3867  1.0
  Y  Y1  2  0.2141  0.2500  0.9659  1.0
  Be  Be2  2  0.4540  0.7500  0.2460  1.0
  Ge  Ge3  2  0.3259  0.7500  0.7009  1.0
  C  C4  2  0.1755  0.7500  0.1742  1.0
]