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": ""}
  4 BEAVER I SLAND, MILLER'S MARSH.  45.613656 )?M    1469732 o    z?= (marsh.) rehder    Aronia f4     ;+ -85.5873142  prunifolia d/   United States y /S[   IV.2 charlevoix  1958-06-26  /-3x  michigan k   Occasional shrub in moist ground. 7 Y    
{"catalogNumber": "1469732", "order": "", "family": "", "scientificName": "", "scientificNameAuthorship": "(Marsh.) Rehder", "genus": "Aronia", "subgenus": "", "specificEpithet": "prunifolia", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "1958-06-26", "habitat": "Occasional shrub in moist ground.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Charlevoix", "municipality": "", "locality": "Beaver Island, Miller's Marsh.", "decimalLatitude": "45.613656", "decimalLongitude": "-85.587342", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}