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": ""}
    %~a var.  4-ZZ Rogers McVaugh  n % 9 MI E OF LAPEER, N OF HIGHWAY  )0p 1950-05-20   H Lapeer michigan r S   viola pvbescens var. eriocarpa     pubescens u  43.05128 @OY    Malpighiales 5   b ^) VIOLA  ,g &L ERIOCARPA       kM low woods at edge of cedar swamp  8 (b& Harvey E. Ballard, Jr.
{"catalogNumber": "", "order": "Malpighiales", "family": "", "scientificName": "Viola pubescens var. eriocarpa", "scientificNameAuthorship": "", "genus": "Viola", "subgenus": "", "specificEpithet": "pubescens", "verbatimTaxonRank": "var.", "infraspecificEpithet": "eriocarpa", "identifiedBy": "Harvey E. Ballard, Jr.", "recordedBy": "Rogers McVaugh", "recordNumber": "", "verbatimEventDate": "1950-05-20", "habitat": "low woods at edge of cedar swamp", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "Lapeer", "municipality": "", "locality": "9 mi E of Lapeer, N of highway", "decimalLatitude": "43.05128", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}