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": ""}
  WILLIAM S. BENNINGHOFF 8+X$     1TN  1428406   m_ cyperaceae  At MARGIN OF 14-MILE LAKE, LOC. 109.1, CHANDALAR RD., YUKON FLATS  r  z 2745  UNITED STA7ES (O$X     WAHLENB. ^         Poales *>b   1948-08-25 hf)   /k_FI common in sedg-willow zone, margin of lake.  carex s%RB2 
{"catalogNumber": "1428406", "order": "Poales", "family": "Cyperaceae", "scientificName": "", "scientificNameAuthorship": "Wahlenb.", "genus": "Carex", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "William S. Benninghoff", "recordNumber": "2745", "verbatimEventDate": "1948-08-25", "habitat": "common in sedge-willow zone, margin of lake.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "", "municipality": "", "locality": "margin of 14-mile Lake, loc. 109.1, Chandalar Rd., Yukon Flats", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}