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": ""}
  BdU VAR.   8$? 8998    north carolina TWRy   1992-05-24 hG   carex tonsa var. tonsa $3CQ    n sie nc 106, 5.8 mi sw of highlands (kmeasured from jct of nc 106 & us 64) along trail leading up to summit of ridge from the osage m)tn vista pull off. C,Mh;   Macon wM     Tct POALES cyperaeae ,  tonsa m   CAREX kK    united states o  1392611 `1B 
{"catalogNumber": "1392611", "order": "Poales", "family": "Cyperaceae", "scientificName": "Carex tonsa var. tonsa", "scientificNameAuthorship": "", "genus": "Carex", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "var.", "infraspecificEpithet": "tonsa", "identifiedBy": "", "recordedBy": "", "recordNumber": "8998", "verbatimEventDate": "1992-05-24", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "North Carolina", "county": "Macon", "municipality": "", "locality": "N side NC 106, 5.8 mi SW of Highlands (measured from jct of NC 106 & US 64) along trail leading up to summit of ridge from the Osage Mtn vista pull off.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}