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": ""}
 RSno 1998-09-12 asterales W B    Michigan Y_gFn   lenawee  f%  United St~ates zDS  1251474 ]   v Asteraceae    ;b -84.2444       f  n. ofV Canadaigua Rd., e. of Bean Cr., Medina Twp. T8SR1ES1, sw qtr *of se qtr  j smphyotrichum   MRv>b 41.79993    a > 4273  Symphyotrichum novae-angliae D9 
{"catalogNumber": "1251474", "order": "Asterales", "family": "Asteraceae", "scientificName": "Symphyotrichum novae-angliae", "scientificNameAuthorship": "", "genus": "Symphyotrichum", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "4273", "verbatimEventDate": "1998-09-12", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Lenawee", "municipality": "", "locality": "n. of Canadaigua Rd., e. of Bean Cr., Medina Twp. T8SR1ES1, sw qtr of se qtr", "decimalLatitude": "41.79993", "decimalLongitude": "-84.2444", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}