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": ""}
10839    P. ROTHR. & REZNICEK t<   oCKo  1936-05-30   JULIAN A. STEYERMARK .86q!  Cyperaceae zox   x& MISSOURIENSIS   cvxe Poales  -6LL MISSOURI    ,lXQ adair   Carex  fD      united states (W ?   FWf 1379338 south of millard. GPVJR   carex missouriensis v^=  
{"catalogNumber": "1379338", "order": "Poales", "family": "Cyperaceae", "scientificName": "Carex missouriensis", "scientificNameAuthorship": "P. Rothr. & Reznicek", "genus": "Carex", "subgenus": "", "specificEpithet": "missouriensis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Julian A. Steyermark", "recordNumber": "10839", "verbatimEventDate": "1936-05-30", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Missouri", "county": "Adair", "municipality": "", "locality": "South of Millard.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}