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": ""}
  copper river r      H. M. & L. G. Raup  ($O (buch.) samuelsson lat. 63â° 23' n., long. 143â° 45' w. 1h>     Luzula multiflora var. frigida sxQ    1668312 +a%  ALASKA  ^:     <28: Juncaceae  12837 h%n;  Luzulam .CA~  united states y/`   <H M~ multiflora  $M frigida   [In North slope of Nutzotin Ms., near mi. 1345 
{"catalogNumber": "1668312", "order": "", "family": "Juncaceae", "scientificName": "Luzula multiflora var. frigida", "scientificNameAuthorship": "(Buch.) Samuelsson", "genus": "Luzula", "subgenus": "", "specificEpithet": "multiflora", "verbatimTaxonRank": "", "infraspecificEpithet": "frigida", "identifiedBy": "", "recordedBy": "H. M. & L. G. Raup", "recordNumber": "12837", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Alaska", "county": "Copper River", "municipality": "", "locality": "North slope of Nutzotin Mts., near mi. 1345", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "Lat. 63\u00c2\u00b0 23' N., Long. 143\u00c2\u00b0 45' W.", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}