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": ""}
 var. BN3m      JUNCACEAE ew   G?&o United States   #s  LUZULA MULTIFLORA VAR. FRIGIDA 1668306 S^f            Aaska vY    J Luzula 1949-09-01 g ]p   V SL0PES AND CRESTS OF HIGH RIDGES NORTHEAST OF MASSACRE BAY, ATTU ISLAND T(buch.) samuelsson ieL    
{"catalogNumber": "1668306", "order": "", "family": "Juncaceae", "scientificName": "Luzula multiflora var. frigida", "scientificNameAuthorship": "(Buch.) Samuelsson", "genus": "Luzula", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "var.", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "1949-09-01", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Alaska", "county": "", "municipality": "", "locality": "Slopes and crests of high ridges northeast of Massacre Bay, Attu Island", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}