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": ""}
 n~ ST. CFLAIR    asteraceae |` a   ?c No data provided on label of catalog no: 12$50552   1250552 z  boreale V   wet mar5hy ground Frequent in wet placesK, KC   1899-09-17 RU4?D   O3 symphyotrichum boreale      O, ASTERALES  K MICHIGAN     UNITED STATESJ hY  
{"catalogNumber": "1250552", "order": "Asterales", "family": "Asteraceae", "scientificName": "Symphyotrichum boreale", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "boreale", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "1899-09-17", "habitat": "wet marshy ground Frequent in wet places,", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "St. Clair", "municipality": "", "locality": "No data provided on label of catalog no: 1250552", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}