loop_ _publ_manuscript_incl.entry_id _publ_manuscript_incl.extra_item _publ_manuscript_incl.extra_info _publ_manuscript_incl.extra_defn 'EXAMHYPO' '_atom_site_symmetry_multiplicity' 'to emphasise very special sites' yes 'EXAMHYPO' '_chemical_compound_source' 'rare material from unusual source' yes 'EXAMHYPO' '_reflns_d_resolution_high' 'the limited data is a problem here' yes 'EXAMHYPO' '_crystal_magnetic_permeability' 'a new data quantity needed here' no