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": ""}
DAVID R. GIVEN AC 7e   Algoma wW *R    3n2o- 1973-06-23     malpighiales Pl W      8H@* Salix     H  Salix candida  l 73095 contact um herbarium 3&y.y  ontario nCAl8  flã¼ggã© ex willd. clS$  salicaceae ak9S<     T 1454505   >ch Canada
{"catalogNumber": "1454505", "order": "Malpighiales", "family": "Salicaceae", "scientificName": "Salix candida", "scientificNameAuthorship": "Fl\u00c3\u00bcgg\u00c3\u00a9 ex Willd.", "genus": "Salix", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "David R. Given", "recordNumber": "73095", "verbatimEventDate": "1973-06-23", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Canada", "stateProvince": "Ontario", "county": "Algoma", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}