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": ""}
 S$Fo, Anton A. Reznicek  :h= MICHIGAN Polygonaceae )^   576 ,X%    Q]l^F david c. dister   ^X 4 Mason  united states -  virginiana No=   wja  PERSICARIA VIRGINIANA     $ several in flower in semi-shaded riparian mixed forest  2015-08-08 U      # caryophyllales   -86.0739667 dikv  N 43o 51.696'; W 86o 04.438' ]Z   
{"catalogNumber": "", "order": "Caryophyllales", "family": "Polygonaceae", "scientificName": "Persicaria virginiana", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "virginiana", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Anton A. Reznicek", "recordedBy": "David C. Dister", "recordNumber": "576", "verbatimEventDate": "2015-08-08", "habitat": "several in flower in semi-shaded riparian mixed forest", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Mason", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "-86.0739667", "verbatimCoordinates": "N 43o 51.696'; W 86o 04.438'", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}