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": ""}
      Ann Arbor; Â½ mile SE of Hill St. j54     Anton A. Reznicek +:n%X    -83.72938 C    1481786 h)    Thomas E. Weier and Frederick J. Hermann Op  field. 14       7J$p UNITED STATES  
{"catalogNumber": "1481786", "order": "", "family": "", "scientificName": "", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Anton A. Reznicek", "recordedBy": "Thomas E. Weier and Frederick J. Hermann", "recordNumber": "", "verbatimEventDate": "", "habitat": "Field.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "", "municipality": "", "locality": "Ann Arbor; \u00c2\u00bd mile SE of Hill St.", "decimalLatitude": "", "decimalLongitude": "-83.72938", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}