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": ""}
      1897-05-08 b     w * laevis Rosacea            r$  w. earle mulliken    AMELANCHIER LAEVIS n;3o    8f 1463628 no data provided on label of catalog no: 1463628 mW#    Fj C< KM 42843
{"catalogNumber": "1463628", "order": "", "family": "Rosaceae", "scientificName": "Amelanchier laevis", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "laevis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "W. Earle Mulliken", "recordNumber": "", "verbatimEventDate": "1897-05-08", "habitat": "", "occurrenceRemarks": "KSM 42843", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "No data provided on label of catalog no: 1463628", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}