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": ""}
 autumnale R?[?  Oscoda, 2 mi NW of downtown, Â¼ mi downstream from mouth ofa Three Pipes Creek, N bank of Au Sable River. Cc,   1994-09-22  `c   ? S Q Robert E. Preston  94025 <Ku     i~Y Michigan  united states c6  1513813 NO5      IOSCO z,7    CF L.      eNEig HEL3NIUM AUTUMNALE anton a. reznick &  asterales l   Silt/sand bank at edge of water, sun. eLLn 
{"catalogNumber": "1513813", "order": "Asterales", "family": "", "scientificName": "Helenium autumnale", "scientificNameAuthorship": "L.", "genus": "", "subgenus": "", "specificEpithet": "autumnale", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Anton A. Reznicek", "recordedBy": "Robert E. Preston", "recordNumber": "94025", "verbatimEventDate": "1994-09-22", "habitat": "Silt/sand bank at edge of water, sun.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Iosco", "municipality": "", "locality": "Oscoda, 2 mi NW of downtown, \u00c2\u00bc mi downstream from mouth of Three Pipes Creek, N bank of Au Sable River.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}