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": ""}
MICHIGAN %:  8irch run, within a radius of 3 miles to the northward. uJu5   fSI  harley b. bartlett Dioscorea villosa Sv i#   prt united states dioscorea (Lm7   b_ozF -83.79414 1951-09-05 &LW    be  WOODS CONTAINING WHITE BIRCH. l. F!xg^   v]pP  1339997     %|9 17  VILLOSA n5 Qq   43.27911 HsWv-      saginaw y    W) dioscoreaceae 
{"catalogNumber": "1339997", "order": "", "family": "Dioscoreaceae", "scientificName": "Dioscorea villosa", "scientificNameAuthorship": "L.", "genus": "Dioscorea", "subgenus": "", "specificEpithet": "villosa", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Harley H. Bartlett", "recordNumber": "17", "verbatimEventDate": "1951-09-05", "habitat": "Woods containing white birch.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Saginaw", "municipality": "", "locality": "Birch Run, Within a radius of 3 miles to the northward.", "decimalLatitude": "43.27911", "decimalLongitude": "-83.79414", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}