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": ""}
   x&c  DICHANTHELIUM DICHOTOMUM    #H2 W. A. Silveus  jacksonville g#    QSCm (L.) Gould  J4858       cCZV 1939-08-03 UNITED STATE%S ?    POACEAE `yu91  DICHOTOMUM W@:      North Carolina    * Dichanthelium  ;7~ 1429288 
{"catalogNumber": "1429288", "order": "", "family": "Poaceae", "scientificName": "Dichanthelium dichotomum", "scientificNameAuthorship": "(L.) Gould", "genus": "Dichanthelium", "subgenus": "", "specificEpithet": "dichotomum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "W. A. Silveus", "recordNumber": "4858", "verbatimEventDate": "1939-08-03", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "North Carolina", "county": "", "municipality": "", "locality": "Jacksonville", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}