data_none
_cod_struct_determination_method    ?
loop_
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
? ? ?
data_single
_cod_struct_determination_method    'single crystal'
loop_
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
? ? ?
data_powder
_cod_struct_determination_method    'powder diffraction'
loop_
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
? ? ?
data_theoretical
_cod_struct_determination_method    theoretical
loop_
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
? ? ?
