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": ""}
  C Cyperaceae BCKII Q ?4O   C%3. Canada   Zc7 MATTAWIN RD 15 KM E OF BURCHELL L RD.  CAREX BACKII O*  CAREX  y@   20153 g   ;+ 1362943    !x Claude E. Gar7on  ][^ ontario 48â° 26' n 9Oâ° 26' w <      1981-06-25 ; T   48.433333 `& +   y poales  Thunder Bay (   y^(m4 BOOTT  Z6&` -90.433333
{"catalogNumber": "1362943", "order": "Poales", "family": "Cyperaceae", "scientificName": "Carex backii", "scientificNameAuthorship": "Boott", "genus": "Carex", "subgenus": "", "specificEpithet": "backii", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Claude E. Garton", "recordNumber": "20153", "verbatimEventDate": "1981-06-25", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Canada", "stateProvince": "Ontario", "county": "Thunder Bay", "municipality": "", "locality": "Mattawin Rd 15 km E of Burchell L Rd.", "decimalLatitude": "48.433333", "decimalLongitude": "-90.433333", "verbatimCoordinates": "48\u00c2\u00b0 26' N 90\u00c2\u00b0 26' W", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}