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": ""}
 [R4  PLUKENETIA  corniculata Mul^b   EUPHORBIACEAE  x as   1645309 d              >wl  Asahan VICINITY OF LOEMBAN RIA zXu     !: PLUKENETIA CORNICULATA  7593 n _D)   
{"catalogNumber": "1645309", "order": "", "family": "Euphorbiaceae", "scientificName": "Plukenetia corniculata", "scientificNameAuthorship": "", "genus": "Plukenetia", "subgenus": "", "specificEpithet": "corniculata", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "7593", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "Asahan", "municipality": "", "locality": "Vicinity of Loemban Ria", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}