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": ""}
   r  41813   ? cyperaceae  1897-08-14 I x    H1*t4 (MICHX.) VAHL   Rhynchospora capitellata kmk<!    .a  North Carolina  Bl  Not evident  4^& POALES        ZaMv RHYNCHOSPORA   K 1399582 CAPITELLATA MA  
{"catalogNumber": "1399582", "order": "Poales", "family": "Cyperaceae", "scientificName": "Rhynchospora capitellata", "scientificNameAuthorship": "(Michx.) Vahl", "genus": "Rhynchospora", "subgenus": "", "specificEpithet": "capitellata", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Not evident", "recordNumber": "41813", "verbatimEventDate": "1897-08-14", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "North Carolina", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}