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": ""}
  Carex K!      -u B union   cyperaceae  [ K    2p f Carex cumberlandensis    k tennessee   1995-05-30 r~   6/l united states   tr 4747   i=u?A CA 7 AIR MI W OF MAYNARDVILLE, BIG RIDGE STATE PARK, ALONG SMALL STREAM, CA 1O0-150 METERS UPSTREAM FROM NORTON GRIST MILL.  Robert F.C. Naczi kY^    
{"catalogNumber": "", "order": "", "family": "Cyperaceae", "scientificName": "Carex cumberlandensis", "scientificNameAuthorship": "", "genus": "Carex", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Robert F.C. Naczi", "recordNumber": "4747", "verbatimEventDate": "1995-05-30", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Tennessee", "county": "Union", "municipality": "", "locality": "Ca 7 air mi W of Maynardville, Big Ridge State Park, along small stream, ca 100-150 meters upstream from Norton Grist Mill.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}