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": ""}
        = w  54â° 47.992' n 66â° 50.923' w  xB. carex rostrata   54.799867 :>[          [6/P rostrata  -66.848717 =  CYPERACEAE FHfL      
{"catalogNumber": "", "order": "", "family": "Cyperaceae", "scientificName": "Carex rostrata", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "rostrata", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "54.799867", "decimalLongitude": "-66.848717", "verbatimCoordinates": "54\u00c2\u00b0 47.992' N 66\u00c2\u00b0 50.923' W", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}