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": ""}
      Arkansas 70Y   Mack.  u 8o   qq carex Carex oklahomensis e   0g 0.2 miles south of saline county on united states highway 167.     N L` cyperaceae     6493 mi&     1995-05-28 1|  philip e. hyatt Yo  
{"catalogNumber": "", "order": "", "family": "Cyperaceae", "scientificName": "Carex oklahomensis", "scientificNameAuthorship": "Mack.", "genus": "Carex", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Philip E. Hyatt", "recordNumber": "6493", "verbatimEventDate": "1995-05-28", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Arkansas", "county": "", "municipality": "", "locality": "0.2 miles south of Saline County on United States Highway 167.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}