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  Ne4 1892-0508  apiaceae <E      o (l.) w. d. j. koch   apiales (PK  michigan  n]v    ]  zizia aurea     SD  george d. sones     KSM42798 S(2q    1 Washtenaw  )$ : ann arbor 
{"catalogNumber": "", "order": "Apiales", "family": "Apiaceae", "scientificName": "Zizia aurea", "scientificNameAuthorship": "(L.) W. D. J. Koch", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "George D. Sones", "recordNumber": "", "verbatimEventDate": "1892-05-08", "habitat": "", "occurrenceRemarks": "KSM42798", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Washtenaw", "municipality": "", "locality": "Ann Arbor", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}