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": ""}
  t UNITED STATES  FBk (MICHX.) ROEM. & SCHULT.   > Eleochari5 quadranqulata   c=  Missour QUADRANGULATA y2Kfo     eleocharis  )o>7   = 1398406   j 2264       /jn* Poales 1986-07-19 R     3`,: cyperaceae    
{"catalogNumber": "1398406", "order": "Poales", "family": "Cyperaceae", "scientificName": "Eleocharis quadrangulata", "scientificNameAuthorship": "(Michx.) Roem. & Schult.", "genus": "Eleocharis", "subgenus": "", "specificEpithet": "quadrangulata", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "2264", "verbatimEventDate": "1986-07-19", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Missouri", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}