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": ""}
bryan 9     vh0= 1998-04-20 7974 :G    carex leavenworthii -    1 CAREX     POALES -Guhu    Vm8Z  HENDRIX POST OFFICE ON RIVER ROAD, 6.2 MILES EAST.   Dewey HXc_/       S 7z Oklahoma   * Cyperaceae
{"catalogNumber": "", "order": "Poales", "family": "Cyperaceae", "scientificName": "Carex leavenworthii", "scientificNameAuthorship": "Dewey", "genus": "Carex", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "7974", "verbatimEventDate": "1998-04-20", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Oklahoma", "county": "Bryan", "municipality": "", "locality": "Hendrix Post Office on River Road, 6.2 miles east.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}