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": ""}
   Chittenden Q9 m   )@`m_ UNITED STATES  H%   FRED H. HORSFORD shepherdia 6X     < s.n.       AKl ~ ROSALES (L.) NUTT.  MOp   GRPM 42081 , oUo     S+05 ELAEAGNACEAE  // 1507983  H0x charlotte  T(.D canadensis  VERMONT h:.GY  
{"catalogNumber": "1507983", "order": "Rosales", "family": "Elaeagnaceae", "scientificName": "", "scientificNameAuthorship": "(L.) Nutt.", "genus": "Shepherdia", "subgenus": "", "specificEpithet": "canadensis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Fred H. Horsford", "recordNumber": "s.n.", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "GRPM 42081", "associatedTaxa": "", "country": "United States", "stateProvince": "Vermont", "county": "Chittenden", "municipality": "", "locality": "Charlotte", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}