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": ""}
 North slope of Nutzotin Mts., near mi. 1345 +A      (buch.) samuelson  d 4?     POALES M   < United States         Lat. 63Â° 23' N., Long. 143Â° 45' W. ZoLF    multiflora 6^    n$l5 var.  
{"catalogNumber": "", "order": "Poales", "family": "", "scientificName": "", "scientificNameAuthorship": "(Buch.) Samuelsson", "genus": "", "subgenus": "", "specificEpithet": "multiflora", "verbatimTaxonRank": "var.", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "", "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": ""}