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": ""}
    OKINAWA u v    +/O! Oryza sativa      K 1708976 nichibaru, liu kiu islands Ud|t+      [v3 1945-10-16 W. D. Field & O. G. Loew O xK   (h?: poales         SATIVA J 
{"catalogNumber": "1708976", "order": "Poales", "family": "", "scientificName": "Oryza sativa", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "sativa", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "W. D. Field & O. G. Loew", "recordNumber": "", "verbatimEventDate": "1945-10-16", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Okinawa", "county": "", "municipality": "", "locality": "Nichibaru, Liu Kiu Islands", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}