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": ""}
 - Th@ Symphyotrichum pilosum var. pringlei var.     (A. Gray) G. L. Nesom y`  SYMPHYOTRICHUM `_ /     vL+l Round Lake vicinity of Bay View 1251615 %P     45.406902 A a+w   ASTERACEAE W  pringlei G0o$  michigan KA6n    A.D. SELBY      V7g -84.891257   `#  Asterales 1894-08-14 qr  United States  1  EMMET %    nW  pilosum 
{"catalogNumber": "1251615", "order": "Asterales", "family": "Asteraceae", "scientificName": "Symphyotrichum pilosum var. pringlei", "scientificNameAuthorship": "(A. Gray) G. L. Nesom", "genus": "Symphyotrichum", "subgenus": "", "specificEpithet": "pilosum", "verbatimTaxonRank": "var.", "infraspecificEpithet": "pringlei", "identifiedBy": "", "recordedBy": "A.D. Selby", "recordNumber": "", "verbatimEventDate": "1894-08-14", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Emmet", "municipality": "", "locality": "Round Lake vicinity of Bay View", "decimalLatitude": "45.406902", "decimalLongitude": "-84.891257", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}