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": ""}
      t3 1947-10-18     ^.A aristida     XfJ  Poaceae ARTHUR CRON!QUIST H`R   `5 ; Aristida purpurascens united states 9OQ~    Uo] 183 GEORGIA  A   X purpurascens  poales +zl     Y^ivh Poir.   OPEN PIME WOODS 20 MILES SOUTH OF MADISON %s9/g 
{"catalogNumber": "", "order": "Poales", "family": "Poaceae", "scientificName": "Aristida purpurascens", "scientificNameAuthorship": "Poir.", "genus": "Aristida", "subgenus": "", "specificEpithet": "purpurascens", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Arthur Cronquist", "recordNumber": "", "verbatimEventDate": "1947-10-18", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Georgia", "county": "", "municipality": "", "locality": "Open pine woods 20 miles south of Madison", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "183", "maximumElevationInMeters": ""}