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": ""}
  1921-08-21  y49b   Mg OPEN PASTURE  BLATTARIA Lo   X~;A verbascum blattaria  ?l& L.   Emmet -    l Maple River west of Pellston  -X 1821  -84.79715 5m41   eJ_> VERBASCUM  YZ$ 45.55202    D4 unitedk tats   HIG6 LAMIALES Michigan qc:8K  Scrophulariaceae (/wy8  john h. hlers  p,|   . NS 1240495 
{"catalogNumber": "1240495", "order": "Lamiales", "family": "Scrophulariaceae", "scientificName": "Verbascum blattaria", "scientificNameAuthorship": "L.", "genus": "Verbascum", "subgenus": "", "specificEpithet": "blattaria", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "John H. Ehlers", "recordNumber": "1821", "verbatimEventDate": "1921-08-21", "habitat": "Open pasture", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Emmet", "municipality": "", "locality": "Maple River west of Pellston", "decimalLatitude": "45.55202", "decimalLongitude": "-84.79715", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}