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 6 L2   livingston k U6m  (J. F. Gmel.) MacMill.  J/|   jI 1943-06-07      GV lithospermum   z 6 BORAGINALES F. N. Hamerstrom, Jr. R  &LV caroliniense   LFZ 1593210    Lithospermum caroliniense X   E. S. GEORGE RESERVE, GRID N-11. OLD FIELD lVqx     michigan D0?  BORAGINACEAE Z0it   *-w 585 
{"catalogNumber": "1593210", "order": "Boraginales", "family": "Boraginaceae", "scientificName": "Lithospermum caroliniense", "scientificNameAuthorship": "(J. F. Gmel.) MacMill.", "genus": "Lithospermum", "subgenus": "", "specificEpithet": "caroliniense", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "F. N. Hamerstrom, Jr.", "recordNumber": "585", "verbatimEventDate": "1943-06-07", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Livingston", "municipality": "", "locality": "E. S. George Reserve, Grid N-11. Old field", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}