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": ""}
    Rosaceae i+o   a MACKINAC  ;t,V -84.4816    Rosa      CYT$q MICHIGAN 45.73434  Yvt     9%H LINDL.   K.:G  JOHN H. EHLERS PTE. AUX PINS, BOIS BLANC ISLAND. ?l   united states b7AO   1469900 A   5117 7    
{"catalogNumber": "1469900", "order": "", "family": "Rosaceae", "scientificName": "", "scientificNameAuthorship": "Lindl.", "genus": "Rosa", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "John H. Ehlers", "recordNumber": "5117", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Mackinac", "municipality": "", "locality": "Pte. Aux Pins, Bois Blanc Island.", "decimalLatitude": "45.73434", "decimalLongitude": "-84.4816", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}