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": ""}
  GRPM 50669  r,S      *~| near minneapolis   N?% MINNESOTA George B. Aiton B    united stat3s Xy;  & >k hennepn    circinatus L  auct. non sibthorp FA8   5N/ 1500001 RANUNCULALES $nA#g   Shallows [?]  ; z6     1891-07 mm   
{"catalogNumber": "1500001", "order": "Ranunculales", "family": "", "scientificName": "", "scientificNameAuthorship": "auct. non Sibthorp", "genus": "", "subgenus": "", "specificEpithet": "circinatus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "George B. Aiton", "recordNumber": "", "verbatimEventDate": "1891-07", "habitat": "Shallows [?]", "occurrenceRemarks": "GRPM 50669", "associatedTaxa": "", "country": "United States", "stateProvince": "Minnesota", "county": "Hennepin", "municipality": "", "locality": "Near Minneapolis", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}