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": ""}
W. S. BENNING0FF A#      Qk yukon-koyukuk poa )7+zT   q= POALES  1421019 s TN   poa arctica ?*  ALASKA l  ARCTICA  LH  66Â°30'N,147Â°W %D         Iicyu r. br.   : S> 1948-058-02    ?yA5% 2509  poaceae K/`u   
{"catalogNumber": "1421019", "order": "Poales", "family": "Poaceae", "scientificName": "Poa arctica", "scientificNameAuthorship": "R. Br.", "genus": "Poa", "subgenus": "", "specificEpithet": "arctica", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "W. S. Benninghoff", "recordNumber": "2509", "verbatimEventDate": "1948-08-02", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Alaska", "county": "Yukon-Koyukuk", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "66\u00c2\u00b030'N, 147\u00c2\u00b0W", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}