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 Yn(   / STEUD.  E of Mathiston where Hwy US 82 crosses small corner of Choctaw County. )    9% CAREX AUREOLENSIS    16469 !F      svZc 1998-06-29   3;|,( CHARLES T. BRYSON  mississippi Q    c 1362671 CYPERACEAE &lV   aureolensis CN 6   $Pg choctaw  Poales t%   Carex [  
{"catalogNumber": "1362671", "order": "Poales", "family": "Cyperaceae", "scientificName": "Carex aureolensis", "scientificNameAuthorship": "Steud.", "genus": "Carex", "subgenus": "", "specificEpithet": "aureolensis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Charles T. Bryson", "recordNumber": "16469", "verbatimEventDate": "1998-06-29", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Mississippi", "county": "Choctaw", "municipality": "", "locality": "E of Mathiston where Hwy US 82 crosses small corner of Choctaw County.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}