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": ""}
  1915-09-09 iSM    42.2U92212 =A9<     l.  Z,    pY Prenanthes  P<F  ASTERALES    Z;i  MICHIGAN  nN9P washtenaw   $ILYz asteraceae   ALBA <$R~T   SK~ CEDAR BEND, HURON RIVER, ANN ARBOR.  )i0: PRENANTHES ALBA  +[h(* UNITED STATES -83.726858   z$  
{"catalogNumber": "", "order": "Asterales", "family": "Asteraceae", "scientificName": "Prenanthes alba", "scientificNameAuthorship": "L.", "genus": "Prenanthes", "subgenus": "", "specificEpithet": "alba", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "1915-09-09", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Washtenaw", "municipality": "", "locality": "Cedar Bend, Huron River, Ann Arbor.", "decimalLatitude": "42.292212", "decimalLongitude": "-83.726858", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}