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": ""}
L. L&O@   t.RG s.n.   v~6 IRA W. BUTTERFIE1D   1339520 N  MICHIGAN 4      W+$ 43.587276  dioscoreales S=8i~  Dioscorea 2h    rW -83.653525 DIOSCOREACEAE zki     y wooded sand ridge.   Ze9 - jahr site, wisner twp.    w TUSCOLA 1962-05-21   *V 
{"catalogNumber": "1339520", "order": "Dioscoreales", "family": "Dioscoreaceae", "scientificName": "", "scientificNameAuthorship": "L.", "genus": "Dioscorea", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Ira W. Butterfield", "recordNumber": "s.n.", "verbatimEventDate": "1962-05-21", "habitat": "Wooded sand ridge.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "Tuscola", "municipality": "", "locality": "Jahr Site, Wisner Twp.", "decimalLatitude": "43.587276", "decimalLongitude": "-83.653525", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}