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": ""}
  United States hg  BITERNATUM  sb   I Ranunculaceae   ]_KL% MICHIGAN    kathleen a. kron     Yd4=% 1472469  Q K_ 41.961849  @p7 m -86.316785 BERRIEN Fl      RANUNCULLES 7   AD`d 719    K INDIAN BOWL AREA   ?= "VOUCHER SPECIMEN FOR M.S. THESIS. 
{"catalogNumber": "1472469", "order": "Ranunculales", "family": "Ranunculaceae", "scientificName": "", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "biternatum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Kathleen A. Kron", "recordNumber": "719", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "\"Voucher specimen for M.S. Thesis.\"", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Berrien", "municipality": "", "locality": "Indian bowl area", "decimalLatitude": "41.961849", "decimalLongitude": "-86.316785", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}