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": ""}
     THOMAS DUNCAN k    caricetorum (   ; ranunculus hispidus var. caricetorum  7 COMMON IN ACER-FAXINUS SWAMP FOREST var. ?+<E     dWpuw UNITED STATES   0gMG MAPLE GROVE TP., ALONG UPPER BLACK RIVER, CA. 9.5 MI. S OF TOWER EDWARD G. VOSS 6    ;<q~ "FLS. YELLOW." hispidus q8       
{"catalogNumber": "", "order": "", "family": "", "scientificName": "Ranunculus hispidus var. caricetorum", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "hispidus", "verbatimTaxonRank": "var.", "infraspecificEpithet": "caricetorum", "identifiedBy": "Thomas Duncan", "recordedBy": "Edward G. Voss", "recordNumber": "", "verbatimEventDate": "", "habitat": "Common in Acer-Fraxinus swamp forest", "occurrenceRemarks": "\"Fls. Yellow.\"", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "", "municipality": "", "locality": "Maple Grove Tp., along Upper Black River, ca. 9.5 mi. S of Tower", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}