data_stdin
_audit_creation_method 'critic2-4f1eba8'
_cell_length_a         4.0500000000
_cell_length_b         5.7500000000
_cell_length_c         6.3700000000
_cell_angle_alpha        90.0000
_cell_angle_beta        90.0000
_cell_angle_gamma        90.0000
_cell_volume           148.341375
_space_group_crystal_system orthorhombic
_space_group_IT_number 65
_space_group_name_H-M_alt 'Cmmm'
_space_group_name_Hall '-C 2 2'
loop_
_space_group_symop_operation_xyz
  'x,y,z'
  '-x,-y,-z'
  'x,-y,-z'
  '-x,y,z'
  '-x,y,-z'
  'x,-y,z'
  '-x,-y,z'
  'x,y,-z'
  'x,-1/2+y,-1/2+z'
  '-x,-1/2-y,-1/2-z'
  'x,-1/2-y,-1/2-z'
  '-x,-1/2+y,-1/2+z'
  '-x,-1/2+y,-1/2-z'
  'x,-1/2-y,-1/2+z'
  '-x,-1/2-y,-1/2+z'
  'x,-1/2+y,-1/2-z'
loop_
_atom_site_label
_atom_site_type_symbol
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
Na     Na     0.00000000000000     0.00000000000000     0.00000000000000
I      I      0.50000000000000     0.50000000000000     0.00000000000000
O      O      0.50000000000000     0.00000000000000     0.00000000000000
O      O      0.00000000000000     0.25000000000000     0.25000000000000
