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": ""}
   U YHs 1985-08-29    p~  urophyllum     j@4F Symphyotrichum urophyllum LENAWEE wI|~   4VW -84.03293    h%/v ROBERT W. SMITH    asteraceae 1|    Michigan K_mrx  1514134 ? y    Adrian; n of Wolf Cr., e. of Bent Oak Hwy. zU+85  
{"catalogNumber": "1514134", "order": "", "family": "Asteraceae", "scientificName": "Symphyotrichum urophyllum", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "urophyllum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Robert W. Smith", "recordNumber": "", "verbatimEventDate": "1985-08-29", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "Lenawee", "municipality": "", "locality": "Adrian; n of Wolf Cr., e. of Bent Oak Hwy.", "decimalLatitude": "", "decimalLongitude": "-84.03293", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}