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": ""}
 kxw5 f. n. hamerstrom, jr.  Y 1943-06-07 E. S. GEORGE RESERVE, GRID N-11. OLD FIELD  h    Livingston 77+      1593210 Ot     caroliniense H      Y lithospermumcarolniens          Wc^ U Boraginaceae 
{"catalogNumber": "1593210", "order": "", "family": "Boraginaceae", "scientificName": "Lithospermum caroliniense", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "caroliniense", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "F. N. Hamerstrom, Jr.", "recordNumber": "", "verbatimEventDate": "1943-06-07", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "Livingston", "municipality": "", "locality": "E. S. George Reserve, Grid N-11. Old field", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}