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": ""}
   ROBERT KRAL        1388523 q|  BY NATCHEZ TRACE 4.2 MI N TURNOFF TO LAUREL HILL LAKE. ?3  POALES 2ywP     styloflexa  S% Buckley  U rV2 UNITED STATES  TENNESSEE ^  55477 uc   CAREX STYLOFLEXA z rbA       5yD [ cyperaceae 1975-05-18 u8  CAREX Dis2  
{"catalogNumber": "1388523", "order": "Poales", "family": "Cyperaceae", "scientificName": "Carex styloflexa", "scientificNameAuthorship": "Buckley", "genus": "Carex", "subgenus": "", "specificEpithet": "styloflexa", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Robert Kral", "recordNumber": "55477", "verbatimEventDate": "1975-05-18", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Tennessee", "county": "", "municipality": "", "locality": "By Natchez Trace 4.2 mi N Turnoff to Laurel Hill Lake.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}