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": ""}
    united states    V.CR by jct al 5 and oldal 5, n of center ville-brent.  &V^hX Rhynchospora mixta cyperaceae Ye.4   BRITTON iD<P   = ?5( robert kral   POALES [7(LK    bibb K)8,     [bEL 1400733 rhynchospora U=/.  mixta LOv&      & leS 1992-06-22 alabama ,     80979
{"catalogNumber": "1400733", "order": "Poales", "family": "Cyperaceae", "scientificName": "Rhynchospora mixta", "scientificNameAuthorship": "Britton", "genus": "Rhynchospora", "subgenus": "", "specificEpithet": "mixta", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Robert Kral", "recordNumber": "80979", "verbatimEventDate": "1992-06-22", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Alabama", "county": "Bibb", "municipality": "", "locality": "By jct AL 5 and old AL 5, N of Centerville-Brent.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}