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": ""}
   Sium p:   $rLb UNITED STATES   .$K 1294  ;  c# CARL O. GRASSL    H`7~ 1473391 apiales E9xDq   m.S 1931-08-20   @]>aL keweenaw  48.044037 Vo~    yt,y Sium suave  MICHIGAN R  isle rUoyale, on edge of ricbie lake Ko   walter /eev0      
{"catalogNumber": "1473391", "order": "Apiales", "family": "", "scientificName": "Sium suave", "scientificNameAuthorship": "Walter", "genus": "Sium", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Carl O. Grassl", "recordNumber": "1294", "verbatimEventDate": "1931-08-20", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Keweenaw", "municipality": "", "locality": "Isle Royale, On edge of Richie Lake", "decimalLatitude": "48.044037", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}