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": ""}
 Amelanchier interior  r $&   1924-06-24 , m^  E. L. Nielsen V    rosaceae  +?       United States 3E  2842     -84.652934 y    WEl cheboygan   INTERIOR wB   dk 45.552725  8(Y John H. Ehlers  $lt Rosales   MICHIGAN 4Pk 5  amelanchier T 
{"catalogNumber": "", "order": "Rosales", "family": "Rosaceae", "scientificName": "Amelanchier interior", "scientificNameAuthorship": "E. L. Nielsen", "genus": "Amelanchier", "subgenus": "", "specificEpithet": "interior", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "John H. Ehlers", "recordNumber": "2842", "verbatimEventDate": "1924-06-24", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Cheboygan", "municipality": "", "locality": "", "decimalLatitude": "45.552725", "decimalLongitude": "-84.652934", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}