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": ""}
    Y Steven W. Leonard & Albert E. Radford    2231 4~i     1439210 W      &|GJ Caryophyllales  f]N x contact um herbarium  K jasper     _LBv! Persicaria   S4Zb South Carolina polygonaceae 74?   7o PERSICARIA MEISNERIANA  V6 UNITED STATES   G meismeriana
{"catalogNumber": "1439210", "order": "Caryophyllales", "family": "Polygonaceae", "scientificName": "Persicaria meisneriana", "scientificNameAuthorship": "", "genus": "Persicaria", "subgenus": "", "specificEpithet": "meisneriana", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Steven W. Leonard & Albert E. Radford", "recordNumber": "2231", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "South Carolina", "county": "Jasper", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}