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": ""}
 eC . chalarocephala  C < 13246  + RHYNCHOSPORA  S Fernald & Gale   Si South Carolina   john b. nelson yS=Am       % 1u399678   POALES ^zV     ;v?k Richland   u NW EDGE OF CLARK POND, W SIDE OF TRAINING AREA 3E. 1992-07-20 ti  rhynchospora chalarocephala T6  united states i 7i   cyperacea2e _   
{"catalogNumber": "1399678", "order": "Poales", "family": "Cyperaceae", "scientificName": "Rhynchospora chalarocephala", "scientificNameAuthorship": "Fernald & Gale", "genus": "Rhynchospora", "subgenus": "", "specificEpithet": "chalarocephala", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "John B. Nelson", "recordNumber": "13246", "verbatimEventDate": "1992-07-20", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "South Carolina", "county": "Richland", "municipality": "", "locality": "NW edge of Clark Pond, W side of Training Area 3E.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}