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": ""}
Ira W. Buttrfield p_   united states c   8 Di0scoreales  s.m. (   t 1962-05-21   gn michigan  Dioscoreacea0e Fu9   ] jahr site, wisner twp. 1339520 cc Z  tuscola >~@p    / ?d  WOODED SAND RIDGE.    43.587276 04    g/p) Dioscorea villosa   eKos L.   H+!% -83.653525  villosa 7CS ? 
{"catalogNumber": "1339520", "order": "Dioscoreales", "family": "Dioscoreaceae", "scientificName": "Dioscorea villosa", "scientificNameAuthorship": "L.", "genus": "", "subgenus": "", "specificEpithet": "villosa", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Ira W. Butterfield", "recordNumber": "s.n.", "verbatimEventDate": "1962-05-21", "habitat": "Wooded sand ridge.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Tuscola", "municipality": "", "locality": "Jahr Site, Wisner Twp.", "decimalLatitude": "43.587276", "decimalLongitude": "-83.653525", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}