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": ""}
 @  R 917 CAREX 1R   1987-08-13 DK7@rQ    H8&! POALES   | Klamath National Forest, T.39W, Ru.9W, sect. 16, W of 1/2, NE 1/4  1f United States  41Â°14'31"N, 122Â°54'11"W F g    i_7#7 mack.  ` t R. Tallent  SISKIYOU d@Se       gracilior Y158   @ 1431269  CALIFORNIA [j))  r CYPERACEAKE CAREX GRACKILIOR BT.  
{"catalogNumber": "1431269", "order": "Poales", "family": "Cyperaceae", "scientificName": "Carex gracilior", "scientificNameAuthorship": "Mack.", "genus": "Carex", "subgenus": "", "specificEpithet": "gracilior", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "R. Tallent", "recordNumber": "917", "verbatimEventDate": "1987-08-13", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "California", "county": "Siskiyou", "municipality": "", "locality": "Klamath National Forest, T.39W, R.9W, sect. 16, W of 1/2, NE 1/4", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "41\u00c2\u00b014'31\"N, 122\u00c2\u00b054'11\"W", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}