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": ""}
  CAREX D    J#U ILLINOIS  W:LS5 retroflexa   J TRS: T9N R3E sec 13 NE1/4    @%R[ 1981-05-26  c-12839 <]j  Cyperaceae $@U^   Poales 0  p. shildneck ;?    2p3d Between county road & south-bank branch of Richland Creek northeast o$f Holiday.   kx_+ Muhl. ex Willd.  ?.$ carex retroflexa   <   SHELBY  n b umited states  1384806 LlM 
{"catalogNumber": "1384806", "order": "Poales", "family": "Cyperaceae", "scientificName": "Carex retroflexa", "scientificNameAuthorship": "Muhl. ex Willd.", "genus": "Carex", "subgenus": "", "specificEpithet": "retroflexa", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "P. Shildneck", "recordNumber": "C-12839", "verbatimEventDate": "1981-05-26", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Illinois", "county": "Shelby", "municipality": "", "locality": "Between county road & south-bank branch of Richland Creek northeast of Holiday.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "TRS: T9N R3E sec 13 NE1/4", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}