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": ""}
  E!$ HURON  nw side of rt. 25, ca. 9.5 km sw of caseville a    1[ LYTHRUM ALATUM VAR. ALATUM      0!_a alatum  @@2(- SHIRLEY A. GRAHAM    0my 1972-08-11 MICHIGAN  B!   lythraceae  qaVh  var.  5&F   PURSH 22       lythrum  g 
{"catalogNumber": "", "order": "", "family": "Lythraceae", "scientificName": "Lythrum alatum var. alatum", "scientificNameAuthorship": "Pursh", "genus": "Lythrum", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "var.", "infraspecificEpithet": "alatum", "identifiedBy": "", "recordedBy": "Shirley A. Graham", "recordNumber": "", "verbatimEventDate": "1972-08-11", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "Huron", "municipality": "", "locality": "NW side of Rt. 25, ca. 9.5 km SW of Caseville", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}