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": ""}
   t  Cd mallotus japonicus  0E, $ 83 C   no data b   t$v  Malpighiales  Z EUPHORBIACEAE Mallotus 3@|      7X>&* OKINAWA     1945-10-8 p8   z6Xx  W. D. FIELD & O. G. LOEW       +9 (l.f.) m??ll.arg.  1644904 f| 
{"catalogNumber": "1644904", "order": "Malpighiales", "family": "Euphorbiaceae", "scientificName": "Mallotus japonicus", "scientificNameAuthorship": "(L.f.) M??ll.Arg.", "genus": "Mallotus", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "W. D. Field & O. G. Loew", "recordNumber": "83 c", "verbatimEventDate": "1945-10-18", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Okinawa", "county": "no data", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}