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": ""}
  ! Hb6 Grand Ledge hydrophyllum n.x  united states L) l  MICHX. up   eaton UYm |  hydrophyllum appendiculatum OHC4]    -84.7512 2 d  hydrophyllaceae Z76<  OLIVER A. FARWELL  6   V Kf 42.7562   APPENDICULATUM k   KYg 6568   g michigan    1923-06-10 6/%Tx    
{"catalogNumber": "", "order": "", "family": "Hydrophyllaceae", "scientificName": "Hydrophyllum appendiculatum", "scientificNameAuthorship": "Michx.", "genus": "Hydrophyllum", "subgenus": "", "specificEpithet": "appendiculatum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Oliver A. Farwell", "recordNumber": "6568", "verbatimEventDate": "1923-06-10", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Eaton", "municipality": "", "locality": "Grand Ledge", "decimalLatitude": "42.7562", "decimalLongitude": "-84.7512", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}