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": ""}
      Unied States !n`       , W4 Symphyotrichum cordifolium  | 8294    9M  "LIGULES BLUISH."  x>Z NW1/4 SEC. 6, SANILAC TP., CA. 4.5 MI. W OF PORT SANILAC.    Edward G. VossEcE   R8Z5 symphyotrichum   4s 1250749  w@KU michigan   
{"catalogNumber": "1250749", "order": "", "family": "", "scientificName": "Symphyotrichum cordifolium", "scientificNameAuthorship": "", "genus": "Symphyotrichum", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Edward G. Voss", "recordNumber": "8294", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "\"Ligules bluish.\"", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "NW1/4 sec. 6, Sanilac Tp., ca. 4.5 mi. W of Port Sanilac.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}