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": ""}
CASIMIRO CASTILLO pRC B  POLYSTACHYA $Bw   w William R. Anderson     bU 3773        e3HG -104.489   )nH 19.5693 Fabaceae xqz    $K0 DC.  1966-09-26 ! P=&      Zc/$ ENTADA   
{"catalogNumber": "", "order": "", "family": "Fabaceae", "scientificName": "", "scientificNameAuthorship": "DC.", "genus": "Entada", "subgenus": "", "specificEpithet": "polystachya", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "William R. Anderson", "recordedBy": "", "recordNumber": "3773", "verbatimEventDate": "1966-09-26", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "Casimiro Castillo", "municipality": "", "locality": "", "decimalLatitude": "19.5693", "decimalLongitude": "-104.489", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}