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": ""}
   rr 1973-10-19  T1 r. kral  A  WJ public access area by cumberland river ca. 5 mi. w.n.w. bordeaux   Backwater slough bank, alluviu T<&%<   !P8b+ United States 52432  fARl   [S)k@ repens paspalum repens iqrxq   Poales g     s 1419878      2 paspalum  L p. j. bergius  DAVIDSON L     A_*2 poaceae
{"catalogNumber": "1419878", "order": "Poales", "family": "Poaceae", "scientificName": "Paspalum repens", "scientificNameAuthorship": "P. J. Bergius", "genus": "Paspalum", "subgenus": "", "specificEpithet": "repens", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "R. Kral", "recordNumber": "52432", "verbatimEventDate": "1973-10-19", "habitat": "Backwater slough bank, alluvium", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Davidson", "municipality": "", "locality": "Public access area by Cumberland River ca. 5 mi. w.n.w. Bordeaux", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}