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": ""}
    salicaceae nn~a%    alix w  rb         s.n. j   KH^w CARLETON R. BALL   1913-09-23 U  [very fat, hairy buds!] %~KI    PLI O Ch4rles K. Dodge  ~_ SALIX DISCOLOR  45.646956 YbbBZ   s!* UNITED STATES
{"catalogNumber": "", "order": "", "family": "Salicaceae", "scientificName": "Salix discolor", "scientificNameAuthorship": "", "genus": "Salix", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Carleton R. Ball", "recordedBy": "Charles K. Dodge", "recordNumber": "s.n.", "verbatimEventDate": "1913-09-23", "habitat": "", "occurrenceRemarks": "[very fat, hairy buds!]", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "45.646956", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}