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": ""}
  8y murorum  ,z MOIST ROCKY LEDGES ALONG STREAM JU&ST BE1OW FALLS AND NEAR ROAD. L. $viS   x,uL keweenaw  4 47.42788  I; HIERACIUM MURORUM  Hieracium [J:    U 180886 ASTERALES $][   MICHIGAN TCGjC    E ASTERACEAE eagle river, jacob's falls. 2AF           -88.23758     ] 12303
{"catalogNumber": "1480886", "order": "Asterales", "family": "Asteraceae", "scientificName": "Hieracium murorum", "scientificNameAuthorship": "L.", "genus": "Hieracium", "subgenus": "", "specificEpithet": "murorum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "12303", "verbatimEventDate": "", "habitat": "Moist rocky ledges along stream just below falls and near road.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "Keweenaw", "municipality": "", "locality": "Eagle River, Jacob's Falls.", "decimalLatitude": "47.42788", "decimalLongitude": "-88.23758", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}