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": ""}
 Washtenaw T u    JOHN H. EHLERS K    #I,n 1224383   CLAY HILLSIDES IN OAK WOODS x [,c   R 1921-05-08    e gYP 1459  (michx.) lehm. g   3  Lithospermum canescens p;0     United States  boraginaceae V:mi   LITHOSPERMUM CANESCENS vgSkK    b : BORAGINALES MICHIGAN E=cD    Mh7! Half Moon Lake, 
{"catalogNumber": "1224383", "order": "Boraginales", "family": "Boraginaceae", "scientificName": "Lithospermum canescens", "scientificNameAuthorship": "(Michx.) Lehm.", "genus": "Lithospermum", "subgenus": "", "specificEpithet": "canescens", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "John H. Ehlers", "recordNumber": "1459", "verbatimEventDate": "1921-05-08", "habitat": "Clay hillsides in oak woods", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Washtenaw", "municipality": "", "locality": "Half Moon Lake,", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}