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": ""}
ANN ARBOR A`j    X 1870-08-01  MICHIGAN :E    <,/ Asterales    D . -83.726329  r; WASHTENAW 1256330 R    Gdugt rudbeckia hirta var. hirta hirta hj]>  42.270872 j9 ;    s;q4m asteraceae   j1n 5 MARK W. HARINGTON    HIRTA 4   3-| united states RUDBECKIA     = var.
{"catalogNumber": "1256330", "order": "Asterales", "family": "Asteraceae", "scientificName": "Rudbeckia hirta var. hirta", "scientificNameAuthorship": "", "genus": "Rudbeckia", "subgenus": "", "specificEpithet": "hirta", "verbatimTaxonRank": "var.", "infraspecificEpithet": "hirta", "identifiedBy": "", "recordedBy": "Mark W. Harrington", "recordNumber": "", "verbatimEventDate": "1870-08-01", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Washtenaw", "municipality": "", "locality": "Ann Arbor", "decimalLatitude": "42.270872", "decimalLongitude": "-83.726329", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}