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": ""}
 asteraceae W  united states =zx   Z`, ) var. WAYNE  2 ^     .f SYMPHYOTRICHUM  1251942 ^U>x   ~=X symphyotrichum subulatum var.subulatum   1930-09-30 Px%  8793 .o)4C  Oliver A. Farwell :yb#   !)C -83.11278  i MICHIGAN    ; 42.28417     8, P  subulatum  zug island |m?3 
{"catalogNumber": "1251942", "order": "", "family": "Asteraceae", "scientificName": "Symphyotrichum subulatum var. subulatum", "scientificNameAuthorship": "", "genus": "Symphyotrichum", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "var.", "infraspecificEpithet": "subulatum", "identifiedBy": "", "recordedBy": "Oliver A. Farwell", "recordNumber": "8793", "verbatimEventDate": "1930-09-30", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Wayne", "municipality": "", "locality": "Zug Island", "decimalLatitude": "42.28417", "decimalLongitude": "-83.11278", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}