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": ""}
 1333354 u            O=:g 824   - <Kw 1981-04-18    in open ground at edge of rectangular farm pond, with salix bebbiana, s. discolor, s. interior, s. rgida, and ulmus americana N M@   bu4 - acer rubrum    fR-L "SIX CLOSE-GROWING STEMS, THE LARGEST ABOUT 10M X 20CM. NO EVIDENCE OF STAMINATE FLOWER5." Sapindales bn     
{"catalogNumber": "1333354", "order": "Sapindales", "family": "", "scientificName": "Acer rubrum", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "824", "verbatimEventDate": "1981-04-18", "habitat": "In open ground at edge of rectangular farm pond, with Salix bebbiana, S. discolor, S. interior, S. rigida, and Ulmus americana", "occurrenceRemarks": "\"Six close-growing stems, the largest about 10m x 20cm. No evidence of staminate flowers.\"", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}