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": ""}
s.n. )!T   >- 1539621   symphyotrichum prenanthoides bX   -84.5 a9 d/     y FAYETTE  $|$q* DAMP PLACES   (MUHL. EX WILLD.) G. L. NESOM !vqz0    KENTUCKY 3Z[<   [ -r united states  YPi 38.0  ASTERALES Kl  symphyotrichum V 8   @ About Lexngton  kP~b6 prenanthoides robert peter dSS    yW< 1834-09  a,0 - asteraceae
{"catalogNumber": "1539621", "order": "Asterales", "family": "Asteraceae", "scientificName": "Symphyotrichum prenanthoides", "scientificNameAuthorship": "(Muhl. ex Willd.) G. L. Nesom", "genus": "Symphyotrichum", "subgenus": "", "specificEpithet": "prenanthoides", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Robert Peter", "recordNumber": "s.n.", "verbatimEventDate": "1834-09", "habitat": "Damp places", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Kentucky", "county": "Fayette", "municipality": "", "locality": "About Lexington", "decimalLatitude": "38.05", "decimalLongitude": "-84.5", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}