drug :pubchem_name, nomenclature: 'Primary Drug Name', primary_name: :pubchem_name, transform: upcase do
                name :drug_name, nomenclature: 'Drug Trade Name', unless: blank_filter
                name :cid, nomenclature: 'PubChem Drug ID', unless: blank_filter
                names :other_drug_names, nomenclature: 'Other Drug Name', unless: blank_filter
              end