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": ""}
  1933-08n-31 S[N  United States      Salix discolor QqV$   >:L8s 45.104916   w:fH3 3280  DISCOLOR v/ ?P   ;,E9 "4 ft."    carl o. grassl =l~     ro[t salix  CM]M SALICACEAE   9*J MUHL. -87.631973 V4|/   Carleton R. Ball :[^  
{"catalogNumber": "", "order": "", "family": "Salicaceae", "scientificName": "Salix discolor", "scientificNameAuthorship": "Muhl.", "genus": "Salix", "subgenus": "", "specificEpithet": "discolor", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Carleton R. Ball", "recordedBy": "Carl O. Grassl", "recordNumber": "3280", "verbatimEventDate": "1933-08-31", "habitat": "", "occurrenceRemarks": "\"4 ft.\"", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "45.104916", "decimalLongitude": "-87.631973", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}