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": ""}
South Carolina  b%     m- _^ 23710  j(M (Michx.) Roem. & Schult.  UNITED STATES TOH-  1398412 _w   #s*` poales  ^(d*B 1957-l06-04 kershaw 6H>A   3.jr  Buffalo Creek near SC 346, 8 mi NNW of Bethune.     _ CYPERACEAE       %6uN Eleocharis quadrangulata   od QUADRANGULATA  =E[=* A.E. Radford   :EV  eleocharis
{"catalogNumber": "1398412", "order": "Poales", "family": "Cyperaceae", "scientificName": "Eleocharis quadrangulata", "scientificNameAuthorship": "(Michx.) Roem. & Schult.", "genus": "Eleocharis", "subgenus": "", "specificEpithet": "quadrangulata", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "A.E. Radford", "recordNumber": "23710", "verbatimEventDate": "1957-06-04", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "South Carolina", "county": "Kershaw", "municipality": "", "locality": "Buffalo Creek near SC 346, 8 mi NNW of Bethune.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}