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": ""}
Setaria palmifolia  .dG    Ca NGOR KOON TAAM, LIN DISTRICT, KWANGTUNG PROVINCE ng. chung lam g&!   1918-09-24 ;         O CHINA   Poaceae I  HEYUAN oA+   *GW_ 3303   rE/l stapf     guangdong  l~pA  Poales   y 1710784  palmifolia -Kf:O  Setaria anV E 
{"catalogNumber": "1710784", "order": "Poales", "family": "Poaceae", "scientificName": "Setaria palmifolia", "scientificNameAuthorship": "Stapf", "genus": "Setaria", "subgenus": "", "specificEpithet": "palmifolia", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Ng. Chung Lam", "recordNumber": "3303", "verbatimEventDate": "1918-09-24", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "China", "stateProvince": "Guangdong", "county": "Heyuan", "municipality": "", "locality": "Ngor Koon Taam, Lin District, Kwangtung Province", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}