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": ""}
   _4gn 1980-07-25   ^B 1398881 61Â° 54.5' N 137Â° 52' W ?W    qR  r. br.  :$9Mi carex media  823 X=#   YUKON TERRTORY  S:a     CAREX  F57k  28351 ew3-   Canada 6Zsf*    Poales Yr   Cyperaceae       
{"catalogNumber": "1398881", "order": "Poales", "family": "Cyperaceae", "scientificName": "Carex media", "scientificNameAuthorship": "R. Br.", "genus": "Carex", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "28351", "verbatimEventDate": "1980-07-25", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Canada", "stateProvince": "Yukon Territory", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "61\u00c2\u00b0 54.5' N 137\u00c2\u00b0 52' W", "minimumElevationInMeters": "823", "maximumElevationInMeters": ""}