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": ""}
   Frederick H. Horsford u,dJ    f~0 juncaceae  o^o ! BUFONIUS   Charlotte AtDj       poles JUNCUS p9  1878-7-11 ;     Juncus bufonius var. bufonius 1c>   + 1447481   ?r vermont     
{"catalogNumber": "1447481", "order": "Poales", "family": "Juncaceae", "scientificName": "Juncus bufonius var. bufonius", "scientificNameAuthorship": "", "genus": "Juncus", "subgenus": "", "specificEpithet": "bufonius", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Frederick H. Horsford", "recordNumber": "", "verbatimEventDate": "1878-07-11", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Vermont", "county": "", "municipality": "", "locality": "Charlotte", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}