Refactor the unstructured text into a valid JSON dictionary. The key names follow the Darwin Core Archive Standard. If a key lacks content, then insert an empty string. Fill in the following JSON structure as required: {"catalogNumber": "", "order": "", "family": "", "scientificName": "", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}
  y SAMUEL H. CAMP& DONNA R. C4MP 1467219 m      Tiarella cordifolia   C# cordifolia -84.40135 =z      uJ2z TIARELLA     i United States      jckson I9z    % I 1893-05-21    y l:J S.N.  
{"catalogNumber": "1467219", "order": "", "family": "", "scientificName": "Tiarella cordifolia", "scientificNameAuthorship": "", "genus": "Tiarella", "subgenus": "", "specificEpithet": "cordifolia", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Samuel H. Camp & Donna R. Camp", "recordNumber": "s.n.", "verbatimEventDate": "1893-05-21", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Jackson", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "-84.40135", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}