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": ""}
   1917-06-08 O   -87.9 4s         rosales At  MICHIGAN :0   ]% W7 A LARGE GRANITIC HILL.   ON MT. HOMER, NEAR HURON MOUNTAIN CLUB. JO^    |t  MARQUETTE 1479303 2EFM4    _UTX Amelanchier Charles K. Dodge 3   
{"catalogNumber": "1479303", "order": "Rosales", "family": "", "scientificName": "", "scientificNameAuthorship": "", "genus": "Amelanchier", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Charles K. Dodge", "recordNumber": "", "verbatimEventDate": "1917-06-08", "habitat": "A large granitic hill.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "Marquette", "municipality": "", "locality": "On Mt. Homer, near Huron Mountain Club.", "decimalLatitude": "", "decimalLongitude": "-87.9", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}