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": ""}
      [ Schwein. & Torr. virginia [   CAREX BARRATTII 8B   Cabin Point Swamp 0.3 mile [N of Hwy 40 & 2.7 miles W of Sussex. F l]y     = United States   |n 3    - carex    BARRATTII +XLt   1986-06-04  Wz     
{"catalogNumber": "", "order": "", "family": "", "scientificName": "Carex barrattii", "scientificNameAuthorship": "Schwein. & Torr.", "genus": "Carex", "subgenus": "", "specificEpithet": "barrattii", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "1986-06-04", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Virginia", "county": "", "municipality": "", "locality": "Cabin Point Swamp 0.3 mile N of Hwy 40 & 2.7 miles W of Sussex.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "23", "maximumElevationInMeters": ""}