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": ""}
robert t. clausen & harold trapido 4D6uZ      ;NL arkansas 335h3ok       *A1M UNITED STATES  4576 HdA7~   y` asterales  w 1431814  (S. G. Gmel.) Kuntze agY   peltata ;   1940-06-06 EB1   J Nymphoides MENYANTHACEAE sJ  wshington 4w9     nymphoides peltata    k_:n in backwater of lake wedington, 2 miles southwest of savoy. 
{"catalogNumber": "1431814", "order": "Asterales", "family": "Menyanthaceae", "scientificName": "Nymphoides peltata", "scientificNameAuthorship": "(S. G. Gmel.) Kuntze", "genus": "Nymphoides", "subgenus": "", "specificEpithet": "peltata", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Robert T. Clausen & Harold Trapido", "recordNumber": "4576", "verbatimEventDate": "1940-06-06", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Arkansas", "county": "Washington", "municipality": "", "locality": "In backwater of Lake Wedington, 2 miles southwest of Savoy.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "335", "maximumElevationInMeters": ""}