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": ""}
   ~Zu SUTE EX BOOT  vd CAREX      v4 Canada      -84.31991 -T    m. j. oldham k       saxatilis ;   BURNTPOINT CREEK CAMP AREA, POLAR BEAR PROVINCIAL PARK, CA. 77 KM NE OF PEAWANUCK D)    
{"catalogNumber": "", "order": "", "family": "", "scientificName": "", "scientificNameAuthorship": "Suter ex Boott", "genus": "Carex", "subgenus": "", "specificEpithet": "saxatilis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "M. J. Oldham", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Canada", "stateProvince": "", "county": "", "municipality": "", "locality": "Burntpoint Creek Camp area, Polar Bear Provincial Park, ca. 77 km NE of Peawanuck", "decimalLatitude": "", "decimalLongitude": "-84.31991", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}