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": ""}
 R ,  1948-07-09   1647350 _v*u  ORCHIDACEAE xw     % OBTVSATA  UM near brook  ^$4 66â°30'n, 147â°w Yukon-Koyukuk l  AT 17-MILE SPRING, CHANDALAR RD., N. OF BEAVER g~A<   W. S. Benninghoff h62~     J PLATANTHERA  united states 2S|n      g 2138A   ALASKA dx9h   ~vu (Banks ex Pursh) Lindl. 
{"catalogNumber": "1647350", "order": "", "family": "Orchidaceae", "scientificName": "", "scientificNameAuthorship": "(Banks ex Pursh) Lindl.", "genus": "Platanthera", "subgenus": "", "specificEpithet": "obtusata", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "W. S. Benninghoff", "recordNumber": "2138a", "verbatimEventDate": "1948-07-09", "habitat": "near brook", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Alaska", "county": "Yukon-Koyukuk", "municipality": "", "locality": "at 17-mile Spring, Chandalar Rd., N. of Beaver", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "66\u00c2\u00b030'N, 147\u00c2\u00b0W", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}