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": ""}
giganteus o?pl  Helian7hu/s P&+NK    KA Kathleen A. Kron    % indian bowl area, t6s, r17w, sec. 8, w-1/2.     _ ASTERACEAE   y(; 882 UNITED STATES  c1c   T L.   .9F! 41.961849  !.)l ASTERALES  ~_Y( michigan helianthus giganteus RB  pra|rie. 0-T   57 j "VOUCHER SPECIMEN FOR M.S. THESIS." [ONE SHEET OF EACH 8NUMBER]; 920 <$> 29 AUGUST 1981  G berrien -86.316785 R    1DW 1254065 1981-08-13 3 
{"catalogNumber": "1254065", "order": "Asterales", "family": "Asteraceae", "scientificName": "Helianthus giganteus", "scientificNameAuthorship": "L.", "genus": "Helianthus", "subgenus": "", "specificEpithet": "giganteus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Kathleen A. Kron", "recordNumber": "882", "verbatimEventDate": "1981-08-13", "habitat": "Prairie.", "occurrenceRemarks": "\"Voucher specimen for M.S. thesis.\" [one sheet of each number]; 920 <$> 29 August 1981", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Berrien", "municipality": "", "locality": "Indian Bowl area, T6S, R17W, Sec. 8, W-1/2.", "decimalLatitude": "41.961849", "decimalLongitude": "-86.316785", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}