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": ""}
Carex nigr@omarginata &Q  Onklahoma F6   Boales        I/ 1993-05-19       xE#%+ schwein. TRS: T1N R23E SEC 33 SW1/4 Z     b united states        [ cyperaceae ANTON A. REZNICEK [2y$    A 9353 SW SIDE OKLA HWY 144 2.1 M| SE OF LITTLE RIVER BRIDGE AT HONOBIA. 92)( 
{"catalogNumber": "", "order": "Poales", "family": "Cyperaceae", "scientificName": "Carex nigromarginata", "scientificNameAuthorship": "Schwein.", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Anton A. Reznicek", "recordNumber": "9353", "verbatimEventDate": "1993-05-19", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Oklahoma", "county": "", "municipality": "", "locality": "SW side Okla Hwy 144 2.1 mi SE of Little River bridge at Honobia.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "TRS: T1N R23E sec 33 SW1/4", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}