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": ""}
 (nJF japonicus   Miscanthus japonicus wGGTm  okinawa; between kadema & yontan airfelds &ge         Lu5: POACEAE  Japan        1945-12-15 Z f      ;~= poales     <Z1V Miscanthus   1708562 >, z 
{"catalogNumber": "1708562", "order": "Poales", "family": "Poaceae", "scientificName": "Miscanthus japonicus", "scientificNameAuthorship": "", "genus": "Miscanthus", "subgenus": "", "specificEpithet": "japonicus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "1945-12-15", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Japan", "stateProvince": "", "county": "", "municipality": "", "locality": "Okinawa; Between Kadema & Yontan airfields", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}