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": ""}
 Mr STEVEN W. LEONARD, JIM R. MA5SEY & ALBERT E. RADFORD    Q2j P 4986    OaNa Aiken  ;  S OUTH CAROLINA   l^ g Caryophyllales   IOt UNITED STATES Polygonaceae AbPy      Persicaria 74`s<    I CONTACT UM HERBARIUM  VIRGINIANA Hi   JTY PERSICARIA VIRGINIANA   owm (L.) Gaertn.  bV^U 1439637   
{"catalogNumber": "1439637", "order": "Caryophyllales", "family": "Polygonaceae", "scientificName": "Persicaria virginiana", "scientificNameAuthorship": "(L.) Gaertn.", "genus": "Persicaria", "subgenus": "", "specificEpithet": "virginiana", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Steven W. Leonard, Jim R. Massey & Albert E. Radford", "recordNumber": "4986", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "South Carolina", "county": "Aiken", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}