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": ""}
 cumberlandensis 4 QZ       tf3h  ROBERT F.C. NACZI  _  CAREX   ZoTM poales    CYPERACEAE u4UF     QXF;P Virginia   uk x 3171 scott  ?Nt;     k= CA 6 MI NE OF GATE CITY, W OF RTE 669 CROSSING OF COPPER CREEK, CA MILE 21 OF CREEK.    o <p CAREX CUMBERLANDENSIS 
{"catalogNumber": "", "order": "Poales", "family": "Cyperaceae", "scientificName": "Carex cumberlandensis", "scientificNameAuthorship": "", "genus": "Carex", "subgenus": "", "specificEpithet": "cumberlandensis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Robert F.C. Naczi", "recordNumber": "3171", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Virginia", "county": "Scott", "municipality": "", "locality": "Ca 6 mi NE of Gate City, W of rte 669 crossing of Copper Creek, ca mile 21 of creek.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}