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": ""}
 MK_   purpurifera  AT BEND IN MARTINS CREEK ALONG ST RT 680 CA 1 KM N OF TENNESSEE STATE LINE. ))n5S       QjK POALES    1384292 =y     Carex purpurifera >8f1   thomas f. wieboldt x   fP,1 VIRGINIA  Cyperaceae P!P^F   kl 8125     lee ? - 
{"catalogNumber": "1384292", "order": "Poales", "family": "Cyperaceae", "scientificName": "Carex purpurifera", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "purpurifera", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Thomas F. Wieboldt", "recordNumber": "8125", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Virginia", "county": "Lee", "municipality": "", "locality": "At bend in Martins Creek along St Rt 680 ca 1 km N of Tennessee state line.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}