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": ""}
 United States b  [|PL 1224471 michigan N6tj      (J. F. GMEL.) MACMILL.  >RVNear Hammond Harbor. 6 ~ r3 45.49724    Q.(! john h. ehlers      1938-07-09 t oPG   vZ9 lithospermum caroliniense   ?)t boraginale    Boraginaceae nX  caroliniense S  7009  $cq  
{"catalogNumber": "1224471", "order": "Boraginales", "family": "Boraginaceae", "scientificName": "Lithospermum caroliniense", "scientificNameAuthorship": "(J. F. Gmel.) MacMill.", "genus": "", "subgenus": "", "specificEpithet": "caroliniense", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "John H. Ehlers", "recordNumber": "7009", "verbatimEventDate": "1938-07-09", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "Near Hammond Harbor.", "decimalLatitude": "45.49724", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}