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": ""}
Polygonaceae A4` s    -83.239958     L. 3     1976-08-12    ruth b. (alford) macfarlane ZJlpQ    ;( 43.111334  united states abF          [ "(note: akenes consistently exsert)" [lower specimen is presumably "p. buxiforme" wi4th strongly keled outer tepals] 4046 Pva    
{"catalogNumber": "", "order": "", "family": "Polygonaceae", "scientificName": "", "scientificNameAuthorship": "L.", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Ruth B. (Alford) MacFarlane", "recordNumber": "4046", "verbatimEventDate": "1976-08-12", "habitat": "", "occurrenceRemarks": "\"(Note: akenes consistently exsert)\" [Lower specimen is presumably \"P. buxiforme\" with strongly keeled outer tepals]", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "43.111334", "decimalLongitude": "-83.239958", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}