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": ""}
  subsp.   kM   nX3 1915-08-26 helianthus giganteus subsp. gigant3us  V   CHARLES K. DODGE UDT  OPEN PLACES, MARGINS OF WOODS, qbuT    ASTERALES Tp;|&  giganteus Ty  HELIANTHUS +  g    k "PLEN%TIFUL." [RAYS TO 2.8 CM]   GIGANTEUS oDSl  1254079 Q Lp    4U. -82.4249|  % St. Clair NEAR PORT HURON <y      $ UNITED STATES   E MICHIGAN
{"catalogNumber": "1254079", "order": "Asterales", "family": "", "scientificName": "Helianthus giganteus subsp. giganteus", "scientificNameAuthorship": "", "genus": "Helianthus", "subgenus": "", "specificEpithet": "giganteus", "verbatimTaxonRank": "subsp.", "infraspecificEpithet": "giganteus", "identifiedBy": "", "recordedBy": "Charles K. Dodge", "recordNumber": "", "verbatimEventDate": "1915-08-26", "habitat": "open places, margins of woods,", "occurrenceRemarks": "\"Plentiful.\" [rays to 2.8 cm]", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "St. Clair", "municipality": "", "locality": "Near Port Huron", "decimalLatitude": "", "decimalLongitude": "-82.42491", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}