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": ""}
 ?6tj quercus  X > 1955-10-19 S.N. ,:  United States ) c   EDWARD G. VOSS |  1247176 #!     R Fagaceae  :I[m quercus bicolor  B  S -84.11209  s&^ WASHTENAW   bigolor ;o]   Willd. I        [^B0 42.18254 MICHIGAM r^   MARY AGNES MARTIN  Y6 
{"catalogNumber": "1247176", "order": "", "family": "Fagaceae", "scientificName": "Quercus bicolor", "scientificNameAuthorship": "Willd.", "genus": "Quercus", "subgenus": "", "specificEpithet": "bicolor", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Edward G. Voss", "recordedBy": "Mary Agnes Martin", "recordNumber": "s.n.", "verbatimEventDate": "1955-10-19", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Washtenaw", "municipality": "", "locality": "", "decimalLatitude": "42.18254", "decimalLongitude": "-84.11209", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}