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": ""}
-83.721919 7 I&        S2~n 1250766  ericoides so? ^    Washtenaw &xm w   carl d. larue kXWz  unied states L    ericoides o    :v?Y st3rales  [cb SYMPHYOTRICHUM   Arboretum, Ann Arbor ~Q~$V    1915-09-14 C@#w( 
{"catalogNumber": "1250766", "order": "Asterales", "family": "", "scientificName": "", "scientificNameAuthorship": "", "genus": "Symphyotrichum", "subgenus": "", "specificEpithet": "ericoides", "verbatimTaxonRank": "", "infraspecificEpithet": "ericoides", "identifiedBy": "", "recordedBy": "Carl D. LaRue", "recordNumber": "", "verbatimEventDate": "1915-09-14", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Washtenaw", "municipality": "", "locality": "Arboretum, Ann Arbor", "decimalLatitude": "", "decimalLongitude": "-83.721919", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}