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": ""}
 michigan ~     Cv N BERRIEN  ]4/< 1335472     183808-20   M 41.8298  ^m^. -86.2598    ROADSIDE IN OPENINGS /x 7  FIRST GEOLOGICAL SURVEY OF MICHIGAN, 1837Â1840, DOUGLASS HOUGHTON, STATE VGEOLOGIST; ABRAM SAGER, BOTANIST AND ZOOLOGIS=T, 1837; JOHN WRIGHT, STATE 8OTANIST, 1838, ASSISTED BY GEORGE H. BULL [THE DATA IN INK ON THE SHEET ARE IN THE HAND OF M.W. WHARRINGTON, CA. 1870] [C0ORDINATES AT THE MAIN ST. BRIDGE OVER THE ST. JOSEPH RIVER]     H7  niles  jdI! s.n.    (L.) DC. a 7O2     3 john wright  _  marilandicum 
{"catalogNumber": "1335472", "order": "", "family": "", "scientificName": "", "scientificNameAuthorship": "(L.) DC.", "genus": "", "subgenus": "", "specificEpithet": "marilandicum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "John Wright", "recordNumber": "s.n.", "verbatimEventDate": "1838-08-20", "habitat": "Roadside in openings", "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 the sheet are in the hand of M.W. Harrington, ca. 1870] [Coordinates at the Main St. bridge over the St. Joseph River]", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "Berrien", "municipality": "", "locality": "Niles", "decimalLatitude": "41.8298", "decimalLongitude": "-86.2598", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}