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": ""}
   nB uh CYPER ACEAE GEORGIAE q    f>n 4 mi n richmond hill.  4 18945  Robert Kral r  (l.) roem. & schult.  =xK        UNITED STATES   68`   0m POALES   z@2 Fimbristy<lis autumnalis  3)x: 1396072   1N FIMBRISTYLIS  chatham eIYn/   1963-08-21 dLsfO   O /7 autumnalis
{"catalogNumber": "1396072", "order": "Poales", "family": "Cyperaceae", "scientificName": "Fimbristylis autumnalis", "scientificNameAuthorship": "(L.) Roem. & Schult.", "genus": "Fimbristylis", "subgenus": "", "specificEpithet": "autumnalis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Robert Kral", "recordNumber": "18945", "verbatimEventDate": "1963-08-21", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Georgia", "county": "Chatham", "municipality": "", "locality": "4 mi N Richmond Hill.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}