data_Co4As
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.37
_cell_length_b   4.37
_cell_length_c   4.37
_cell_angle_alpha   99.68
_cell_angle_beta   99.68
_cell_angle_gamma   131.6
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Co4As
_chemical_formula_sum   'Co4 As1'
_cell_volume   56.88
_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
  Co  Co1  1  0.26  0.09  0.0  1.0
  Co  Co2  1  0.09  0.38  0.0  1.0
  Co  Co3  1  0.56  0.73  0.79  1.0
  Co  Co4  1  0.73  0.44  0.79  1.0
  As  As0  1  0.0  0.0  0.0  1.0

data_Co4As
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.58
_cell_length_b   4.37
_cell_length_c   4.37
_cell_angle_alpha   80.32
_cell_angle_beta   65.8
_cell_angle_gamma   65.8
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Co4As
_chemical_formula_sum   'Co4 As1'
_cell_volume   56.88
_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
  Co  Co0  1  0.09  0.17  0.0  1.0
  Co  Co1  1  0.38  0.71  0.0  1.0
  Co  Co2  1  0.44  0.29  0.21  1.0
  Co  Co3  1  0.73  0.83  0.21  1.0
  As  As4  1  0.0  0.0  0.0  1.0

Co Co Co Co As