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": ""}
    ?F4 SENNA        N WHITE PIGEON, NEAR        VV+r hebecarpa FirstGeological Survey of Michigan, 1837â1840, Douglass Hoghton, State Geologist; Abram Sager, Botanist and Zoologist, 1837; John Wright, State Botanist, 1838, assisted by George H. Bull [The original label is in the hand of Bela Hubbard, Houghton's assistant] [Coordinates placed abitrariy at Jct. Chicago Rd. an Kalamazoo St.]  |  1837-08-06 !S     A:;5 41.7981     
{"catalogNumber": "", "order": "", "family": "", "scientificName": "", "scientificNameAuthorship": "", "genus": "Senna", "subgenus": "", "specificEpithet": "hebecarpa", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "1837-08-06", "habitat": "", "occurrenceRemarks": "First Geological Survey of Michigan, 1837\u00e2\u0080\u00931840, Douglass Houghton, State Geologist; Abram Sager, Botanist and Zoologist, 1837; John Wright, State Botanist, 1838, assisted by George H. Bull [The original label is in the hand of Bela Hubbard, Houghton's assistant] [Coordinates placed abitrarily at Jct. Chicago Rd. and Kalamazoo St.]", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "White Pigeon, near", "decimalLatitude": "41.7981", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}