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": ""}
1979-08-07 6       CANESCENS pXs@      Carex F   Aer burrell e. nelson  eb 2682   Big Horn Montains; ca 18.5 air mi SE of Burgess Junction, ,ca 19 air mi W of Story at Weston Reservoir. 9o      r/S 4812   !~ L.  . Carex canescens  iX POALEvS  @; 1364994 CYPERACEAE = 
{"catalogNumber": "1364994", "order": "Poales", "family": "Cyperaceae", "scientificName": "Carex canescens", "scientificNameAuthorship": "L.", "genus": "Carex", "subgenus": "", "specificEpithet": "canescens", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Burrell E. Nelson", "recordNumber": "4812", "verbatimEventDate": "1979-08-07", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "Big Horn Mountains; ca 18.5 air mi SE of Burgess Junction, ,ca 19 air mi W of Story at Weston Reservoir.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "2682", "maximumElevationInMeters": ""}