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": ""}
 k6 United States   ASTERALES +F_   GRATIOT AkQ$     charles a. davis D9P?   Nt michigan   HELIANTHUS t7n`#    kbm 1890-O8-29    ~,0 GIGANTEUS  a!7z HELIANTHUS GIGANTEUS SUBSP. GIGANTEUS  #G; Alma.   %@DvE S.N. 1254066 ?uQD%    `$ah9 subsp.  HY$;  along pine river,  3] Asteraeae  +x? GIGANTEUS
{"catalogNumber": "1254066", "order": "Asterales", "family": "Asteraceae", "scientificName": "Helianthus giganteus subsp. giganteus", "scientificNameAuthorship": "", "genus": "Helianthus", "subgenus": "", "specificEpithet": "giganteus", "verbatimTaxonRank": "subsp.", "infraspecificEpithet": "giganteus", "identifiedBy": "", "recordedBy": "Charles A. Davis", "recordNumber": "s.n.", "verbatimEventDate": "1890-08-29", "habitat": "Alma.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Gratiot", "municipality": "", "locality": "Along Pine River,", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}