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": ""}
 TRS: T4S R28W SEC 21:S@    blanda Rv +%   fKk 1 DEWEY  qqduU ARKANSAS  1993-05-18 &   STANLEY D. JONES & GRETCHEN D. .JONES uPi       Poales b     8s 10131 Ouachita National Forest, 1.0 mi E on USFR 106 from Bard Springs Shelter Area. ?O!S    m polk  =h 1363877    Z`< CAREX LBLANDA 
{"catalogNumber": "1363877", "order": "Poales", "family": "", "scientificName": "Carex blanda", "scientificNameAuthorship": "Dewey", "genus": "", "subgenus": "", "specificEpithet": "blanda", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Stanley D. Jones & Gretchen D. Jones", "recordNumber": "10131", "verbatimEventDate": "1993-05-18", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Arkansas", "county": "Polk", "municipality": "", "locality": "Ouachita National Forest, 1.0 mi E on USFR 106 from Bard Springs Shelter Area.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "TRS: T4S R28W sec 21", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}