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": ""}
   M Asterales      bIG  FIRMUM mackinac d    Symphyotrichum firmum cd,  "rays bluish; plants rhizomatous." 44E  (NEES) G. L. NESOM ?D0  EDWARD G. VOSS Q&Fx9  Symphyotrichum v <&   16774 $   |f St. Helena Island.     ANTON A. REZNICEK  ASTERACEAE     -84.869 B   6rf!+ michigan  1475869 r|(& 
{"catalogNumber": "1475869", "order": "Asterales", "family": "Asteraceae", "scientificName": "Symphyotrichum firmum", "scientificNameAuthorship": "(Nees) G. L. Nesom", "genus": "Symphyotrichum", "subgenus": "", "specificEpithet": "firmum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Anton A. Reznicek", "recordedBy": "Edward G. Voss", "recordNumber": "16774", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "\"Rays bluish; plants rhizomatous.\"", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "Mackinac", "municipality": "", "locality": "St. Helena Island.", "decimalLatitude": "", "decimalLongitude": "-84.869", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}