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": ""}
  HP@+ VIOLACEAE Michigan oO3   PBESCENS <  peter a. hyypio !EY H       1475198 _  WASHTENAW N;%    1 aiton  ~r 1207   a uE VIOLA     1961-05-10 (  ANTON A.u REZNICEK 4;  Viola pubescens toJN    
{"catalogNumber": "1475198", "order": "", "family": "Violaceae", "scientificName": "Viola pubescens", "scientificNameAuthorship": "Aiton", "genus": "Viola", "subgenus": "", "specificEpithet": "pubescens", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Anton A. Reznicek", "recordedBy": "Peter A. Hyypio", "recordNumber": "1207", "verbatimEventDate": "1961-05-10", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "Washtenaw", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}