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": ""}
   $u 42.99284    smg% -82.44219  HELIANTHUS GROSSESERRATUS SUBSP. GROSSESERRATUS r+   ly3O 1896-10-05  Q/Qy united states      I ASTERACEAE  1254120 L@Cy     2joz st. clair       
{"catalogNumber": "1254120", "order": "", "family": "Asteraceae", "scientificName": "Helianthus grosseserratus subsp. grosseserratus", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "1896-10-05", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "St. Clair", "municipality": "", "locality": "", "decimalLatitude": "42.99284", "decimalLongitude": "-82.44219", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}