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": ""}
   -84.6622 FwSN     #_A first geological survey of michigan, 1837â1840, douglass hough7on, state geologist; abram sager, botanist and zoologist, 1837; john wzright, state botanist, 1838, assisted by george h. bull [the data in ink on this sheet are in thehand of mark. w. harrington, ca. 1870.] [the 1837 survey party collected in hillsdale county july 12-25; coordinates at jct. us-12 & m-99 at jonesville]                 @)i SPARGANIUM EMLERSUM  EMERSUM A=e  UNITED STATES y   HILLSDALE an+ 
{"catalogNumber": "", "order": "", "family": "", "scientificName": "Sparganium emersum", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "emersum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "", "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 data in ink on this sheet are in the hand of Mark. W. Harrington, ca. 1870.] [The 1837 Survey Party collected in Hillsdale County July 12-25; Coordinates at Jct. US-12 & M-99 at Jonesville]", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Hillsdale", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "-84.6622", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}