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": ""}
   symphyotrichum Fu4i     GY> Flwrs white.  3E ^ ANTON A. REZNICEK (Wiegand) G. L. Nesom u  Michigan  ` c    Beverly S. Walters _9  washtenaw    5   hardwood swamp dominated by acer saccharinum.  X2J      WEBSTER TWP., UNIVERSITY OF MICHIGAN MUD LAKE BOG PROPERTY, N OF BOG. q` O    ONTARIONIS      2012-09-14  ~$c    >asterales
{"catalogNumber": "", "order": "Asterales", "family": "", "scientificName": "", "scientificNameAuthorship": "(Wiegand) G. L. Nesom", "genus": "Symphyotrichum", "subgenus": "", "specificEpithet": "ontarionis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Anton A. Reznicek", "recordedBy": "Beverly S. Walters", "recordNumber": "", "verbatimEventDate": "2012-09-14", "habitat": "Hardwood swamp dominated by Acer saccharinum.", "occurrenceRemarks": "Flwrs white.", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "Washtenaw", "municipality": "", "locality": "Webster Twp., University of Michigan Mud Lake Bog property, N of bog.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}