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": ""}
      wM4 United States    -8$5.91329 -=$kM    ^K6 MICHGAN  yt922 45.92137   U# Edward G. Voss   Schoolcraft  4N    ALONG ROADSIDE IN LOW GROUND Lf3  RAF. xc     leptophyllum -    1949-08-24  $ 
{"catalogNumber": "", "order": "", "family": "", "scientificName": "", "scientificNameAuthorship": "Raf.", "genus": "", "subgenus": "", "specificEpithet": "leptophyllum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Edward G. Voss", "recordNumber": "", "verbatimEventDate": "1949-08-24", "habitat": "along roadside in low ground", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Schoolcraft", "municipality": "", "locality": "", "decimalLatitude": "45.92137", "decimalLongitude": "-85.91329", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}