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": ""}
carolinianuss47rM    9jd BILTMORE elephaQntopus 2   P Asterales   NOT EVIDENT tSJ%     S9t  Asteraceae   b UNITED STATES    RAEUSCH. 4i   1538424 j;@@4   l n  s.n.  Buncombe Ovcf  NORTH CAROLINA L   Bx_4  GRPM 44807    1897-08-31  elephantopus arolinianus m?  
{"catalogNumber": "1538424", "order": "Asterales", "family": "Asteraceae", "scientificName": "Elephantopus carolinianus", "scientificNameAuthorship": "Raeusch.", "genus": "Elephantopus", "subgenus": "", "specificEpithet": "carolinianus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Not evident", "recordNumber": "s.n.", "verbatimEventDate": "1897-08-31", "habitat": "", "occurrenceRemarks": "GRPM 44807", "associatedTaxa": "", "country": "United States", "stateProvince": "North Carolina", "county": "Buncombe", "municipality": "", "locality": "Biltmore", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}