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": ""}
 near us. 521, 1 mile nw of greeleyville. f4    @I Albert E. Radford     scleria muehlenbergii b%   8G5 140254  5u! Cyperaceae UNITED STATES XU >   WILLIBAMSBURG &^    WK 1957-08-22   +pk south carolina MUEHLENBERGII~P  savanmah. 5  Steud. eZ1T  28350 V-     )n SCLERIA   );cK` POALES
{"catalogNumber": "1402542", "order": "Poales", "family": "Cyperaceae", "scientificName": "Scleria muehlenbergii", "scientificNameAuthorship": "Steud.", "genus": "Scleria", "subgenus": "", "specificEpithet": "muehlenbergii", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Albert E. Radford", "recordNumber": "28350", "verbatimEventDate": "1957-08-22", "habitat": "Savannah.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "South Carolina", "county": "Williamsburg", "municipality": "", "locality": "near US. 521, 1 mile NW of Greeleyville.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}