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": ""}
 a 1987-05-24  /3P Carex      Jefferson rZ&,  34.396005 q8,   NW OF PINE BLUFF, 14.2 MI W OF INTERSECTIgON OF US HWY 65 & 270. G~/   Oj -92.168677    g carex oklahomensis     g Ked 5784     z?TS Charles T. Bryson oklahomensis Y=z   + Cyperaceae united states ka   arkansas 2y ?   
{"catalogNumber": "", "order": "", "family": "Cyperaceae", "scientificName": "Carex oklahomensis", "scientificNameAuthorship": "", "genus": "Carex", "subgenus": "", "specificEpithet": "oklahomensis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Charles T. Bryson", "recordNumber": "5784", "verbatimEventDate": "1987-05-24", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Arkansas", "county": "Jefferson", "municipality": "", "locality": "NW of Pine Bluff, 14.2 mi W of intersection of US Hwy 65 & 270.", "decimalLatitude": "34.396005", "decimalLongitude": "-92.168677", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}