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": ""}
   united states  EG>   Polygonatum biflorum 1924-08-20 /)& x    Etib -83.75109  $ ASPARAGALES  !y* f.g. gustafson & m. best   42.295%61 -u     1 most wooded hillside left bank huron river.  Asparagaceae 57hB    F07GY Just above city beach, Ann Arbor.    ` S.N.    wY1 michigan    R[L polygonatum (Walter) Elliott +z   
{"catalogNumber": "", "order": "Asparagales", "family": "Asparagaceae", "scientificName": "Polygonatum biflorum", "scientificNameAuthorship": "(Walter) Elliott", "genus": "Polygonatum", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "F.G. Gustafson & M. Best", "recordNumber": "s.n.", "verbatimEventDate": "1924-08-20", "habitat": "Moist wooded hillside left bank Huron River.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "Just above city beach, Ann Arbor.", "decimalLatitude": "42.29561", "decimalLongitude": "-83.75109", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}