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": ""}
   S UNTED STATES    ASTERALES |   r%BZt rotundifolia  e^u1  l. 1248517 3EV<!      Z 1917-07-08       Vge<+ campanula  t h0 MACKINAC GOOSE ISLAND, LAKE HURON c  gravelly soil. 4Y  campanulaceae FZ%+h   M CAMPANULA ROTUNDIFOLIA   t3NZz 422
{"catalogNumber": "1248517", "order": "Asterales", "family": "Campanulaceae", "scientificName": "Campanula rotundifolia", "scientificNameAuthorship": "L.", "genus": "Campanula", "subgenus": "", "specificEpithet": "rotundifolia", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "422", "verbatimEventDate": "1917-07-08", "habitat": "Gravelly soil.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Mackinac", "municipality": "", "locality": "Goose Island, Lake Huron", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}