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": ""}
about a dozen plants in sugar maple/red oak forest; on southwest slope C  43.9980833     /;< 1337238 anton a. reznicek ZDv    Z MICHIGAN aiton +   iL united states     [X]fo mason  ) LUDINGTON STATE PARK 449  ,  -86.46705:g  david c. dister )Ss    n 43â° 59.885'; w 86â° 28.023' zce2    Viola ~ ~qE   9 PUBESCENS violaceae  w~      malpighiales  = Viola pubescens 
{"catalogNumber": "1337238", "order": "Malpighiales", "family": "Violaceae", "scientificName": "Viola pubescens", "scientificNameAuthorship": "Aiton", "genus": "Viola", "subgenus": "", "specificEpithet": "pubescens", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Anton A. Reznicek", "recordedBy": "David C. Dister", "recordNumber": "449", "verbatimEventDate": "", "habitat": "about a dozen plants in sugar maple/red oak forest; on southwest slope", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Mason", "municipality": "", "locality": "Ludington State Park", "decimalLatitude": "43.9980833", "decimalLongitude": "-86.46705", "verbatimCoordinates": "N 43\u00c2\u00b0 59.885'; W 86\u00c2\u00b0 28.023'", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}