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": ""}
  Nunavut P       Qikiqtaaluk P D.  1668454 jRH         lat.x 81â° 45' - 82â° 10' n., long. 68â° 30' - 72â° 45' w. j;xo    Cpv ellesmere island: vicinity of lake hazen, east side of snow goose river valley       
{"catalogNumber": "1668454", "order": "", "family": "", "scientificName": "", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Nunavut", "county": "Qikiqtaaluk", "municipality": "", "locality": "Ellesmere Island: vicinity of Lake Hazen, east side of Snow Goose River valley", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "lat. 81\u00c2\u00b0 45' - 82\u00c2\u00b0 10' N., long. 68\u00c2\u00b0 30' - 72\u00c2\u00b0 45' W.", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}