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": ""}
   l.M hamburg.    +^o QUERCUS    ML$e MICHIGAN     U fagaceae   df  -83.8 united states  ~&H    k L.     #x RUBRA  iN QUERCUS RUBRA 6771 D~x  [Cited by OAF Am. Mid. Nat. 11:80. 192[8] /     42.4333 j2.:   1923-09-05 v  Oliver A. Farwell  $#^z  FAGALES   %   living,ston 6 
{"catalogNumber": "", "order": "Fagales", "family": "Fagaceae", "scientificName": "Quercus rubra", "scientificNameAuthorship": "L.", "genus": "Quercus", "subgenus": "", "specificEpithet": "rubra", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Oliver A. Farwell", "recordNumber": "6771", "verbatimEventDate": "1923-09-05", "habitat": "", "occurrenceRemarks": "[Cited by OAF Am. Mid. Nat. 11:80. 1928]", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Livingston", "municipality": "", "locality": "Hamburg.", "decimalLatitude": "42.4333", "decimalLongitude": "-83.8", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}