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": ""}
 ?y @ Canada   Carex tenuiflora WEN 4   wahlenb. 7X   ! 619        0 Boales ONE MILE EAST OF PRELUDE LAKE, 20 MILES E YELLOWKNIFE. J5w  CREX hQ  CYPERACEAE VfXSt   c0  1389348   x NORTHWEST TERITORIES 1964-08-06 y(    / tenuiflora allen g. smith HF     
{"catalogNumber": "1389348", "order": "Poales", "family": "Cyperaceae", "scientificName": "Carex tenuiflora", "scientificNameAuthorship": "Wahlenb.", "genus": "Carex", "subgenus": "", "specificEpithet": "tenuiflora", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Allen G. Smith", "recordNumber": "619", "verbatimEventDate": "1964-08-06", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Canada", "stateProvince": "Northwest Territories", "county": "", "municipality": "", "locality": "One mile east of Prelude Lake, 20 miles E Yellowknife.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}