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": ""}
 2Ji F 1381821   v]r0, CAREX   Cham. ex Steud. ; oum        U]~ big marsh.  klamath ko1   d United States  pachystachya G  ! V o JON TITUS       L carex pachystachya x XY BLW8342    ~R POALES
{"catalogNumber": "1381821", "order": "Poales", "family": "", "scientificName": "Carex pachystachya", "scientificNameAuthorship": "Cham. ex Steud.", "genus": "Carex", "subgenus": "", "specificEpithet": "pachystachya", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Jon Titus", "recordNumber": "BLW8342", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Klamath", "municipality": "", "locality": "Big Marsh.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}