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": ""}
UNIVERSITY OF MICHIGAN BOTANICAL GARDENS, DIXBORO ROAD, 4.5 MILES NE OF ANN ARBOR. MATTHESON FIELD v$%c   #j michigan   k   ANTON A. REZNICEK   !  WASHTENAW 42.300243 6cl     H-6 -h3 N    :D4XQ ASTiERACEAE      asterales    6 -83.662835  LfV  margo s. freeborn   = BC (l.) g. l. nesom 1397259 og     T|- United States symphyotrichum 7      :/rdP ericoides
{"catalogNumber": "1397259", "order": "Asterales", "family": "Asteraceae", "scientificName": "", "scientificNameAuthorship": "(L.) G. L. Nesom", "genus": "Symphyotrichum", "subgenus": "", "specificEpithet": "ericoides", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Anton A. Reznicek", "recordedBy": "Margo S. Freeborn", "recordNumber": "H-6", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Washtenaw", "municipality": "", "locality": "University of Michigan Botanical Gardens, Dixboro Road, 4.5 miles NE of Ann Arbor. Mattheson Field", "decimalLatitude": "42.300243", "decimalLongitude": "-83.662835", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}