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": ""}
United States   j19  polygonaceae f  Caryophyllales uBs        -73.0515 7O3!`   $E^B (l.) spach  ORIENTALIS  !       eg1V George L. Ames VERMONT l/   tHL 1515258     pKE PERSICARIA 1857-09-24 6g8    K@< east dorset (town of dorset) PERSICARIA ORIENTALIS 3a 
{"catalogNumber": "1515258", "order": "Caryophyllales", "family": "Polygonaceae", "scientificName": "Persicaria orientalis", "scientificNameAuthorship": "(L.) Spach", "genus": "Persicaria", "subgenus": "", "specificEpithet": "orientalis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "George L. Ames", "recordNumber": "", "verbatimEventDate": "1857-09-24", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Vermont", "county": "", "municipality": "", "locality": "East Dorset (Town of Dorset)", "decimalLatitude": "", "decimalLongitude": "-73.0515", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}