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": ""}
  ll  james b. mcfarlin  8 polk 1436338 Iiv76   +u  Florida 4444 :*L]w    ew+ IRIS HEXAGONA VAR. SAVANNARUM var. #       H_ Q~ (Small) R.C. Foster  Z united states    a zO  savannarum  <J! iridaceae     wOSv iris  hexagona ~c`W     B 3n ASPARAGALES contact um herbarium ,^ 
{"catalogNumber": "1436338", "order": "Asparagales", "family": "Iridaceae", "scientificName": "Iris hexagona var. savannarum", "scientificNameAuthorship": "(Small) R.C. Foster", "genus": "Iris", "subgenus": "", "specificEpithet": "hexagona", "verbatimTaxonRank": "var.", "infraspecificEpithet": "savannarum", "identifiedBy": "", "recordedBy": "James B. McFarlin", "recordNumber": "4444", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Florida", "county": "Polk", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}