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": ""}
  1998-06-21 sz2y    BOOTT 8^    Gi Sturgeon Falls IR 23 Township, Seine River Village, N side of Seine River, just E of Wild Potato Lake.            CAREX 8A`CKII WHD      _x michael j. oldham & wasyl d. bakowsky   
{"catalogNumber": "", "order": "", "family": "", "scientificName": "Carex backii", "scientificNameAuthorship": "Boott", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Michael J. Oldham & Wasyl D. Bakowsky", "recordNumber": "", "verbatimEventDate": "1998-06-21", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "Sturgeon Falls IR 23 Township, Seine River Village, N side of Seine River, just E of Wild Potato Lake.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}