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": ""}
    hillsdale            MICHIGAN H #  DENTATA qU74   ]~ Fagales  PETER W. FRITSCH /yD    1349984 6K)    SPROUS FROM A LARGE STUMP ABOUT 3 FEET IN DIAMETER. 9]<=   jO& united states   rFwd Castanea dentata
{"catalogNumber": "1349984", "order": "Fagales", "family": "", "scientificName": "Castanea dentata", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "dentata", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Peter W. Fritsch", "recordNumber": "", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "Sprouts from a large stump about 3 feet in diameter.", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Hillsdale", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}