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": ""}
     u s.n. carex b  1385092  k    ROCK CASTLE GORGE, ROCKY KNOB RECREATI)ON AREA OFF BLUE RIDGE PARKWAY SOUTHWEST OF TUGGLEF GAP & WEST OF WOOLWINE. o    M Poales  Yj9q RHONDA EOWARDS 1996-05-26  8-     [4yP CAREX ROANENSIS          -  UNITED STATES roanensis p 
{"catalogNumber": "1385092", "order": "Poales", "family": "", "scientificName": "Carex roanensis", "scientificNameAuthorship": "", "genus": "Carex", "subgenus": "", "specificEpithet": "roanensis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Rhonda Edwards", "recordNumber": "s.n.", "verbatimEventDate": "1996-05-26", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "", "municipality": "", "locality": "Rock Castle Gorge, Rocky Knob Recreation Area off Blue Ridge Parkway southwest of Tuggle Gap & west of Woolwine.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}