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": ""}
    `Yr CYPERACEAE      , 1378677 1933-05-20 R29        CAREX MESOCHOREA mp?u   : mack.  5554 O   UNITED STATES .37     mesochorea Q8%   F@ top of canyon, upper falls, cataraot falls.
{"catalogNumber": "1378677", "order": "", "family": "Cyperaceae", "scientificName": "Carex mesochorea", "scientificNameAuthorship": "Mack.", "genus": "", "subgenus": "", "specificEpithet": "mesochorea", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "5554", "verbatimEventDate": "1933-05-20", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "", "municipality": "", "locality": "Top of Canyon, Upper Falls, Cataraot Falls.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}