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": ""}
united states qr   NZN malpighiales 43.18072 @ErM6     k 1319037 st. clair x]rZ  Salix eriogephala 0D  MICHX. Y    nvkh  eriocephala  /p 1936-05-16  michigan  ?   frederick j. hermann qgKn  Salicaceae g9Z6!     Salix  b    -82.62542 BP    %z O Gravelly bank of Black River.   
{"catalogNumber": "1319037", "order": "Malpighiales", "family": "Salicaceae", "scientificName": "Salix eriocephala", "scientificNameAuthorship": "Michx.", "genus": "Salix", "subgenus": "", "specificEpithet": "eriocephala", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Frederick J. Hermann", "recordNumber": "", "verbatimEventDate": "1936-05-16", "habitat": "Gravelly bank of Black River.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "St. Clair", "municipality": "", "locality": "", "decimalLatitude": "43.18072", "decimalLongitude": "-82.62542", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}