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": ""}
  Tk  manitoulin    ONTARIO !      ?# (pursh) rydb.  Damp shade  -   `UUJ MELANTHIACEAE  ] 1489938   CANADA uw_@    f=t 4524        Ky ELEGANS  p + Great Duck Island
{"catalogNumber": "1489938", "order": "", "family": "Melanthiaceae", "scientificName": "", "scientificNameAuthorship": "(Pursh) Rydb.", "genus": "", "subgenus": "", "specificEpithet": "elegans", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "4524", "verbatimEventDate": "", "habitat": "Damp shade", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Canada", "stateProvince": "Ontario", "county": "Manitoulin", "municipality": "", "locality": "Great Duck Island", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}