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": ""}
   carroll N=z       carex abscondita ) ]x   @&2 ca. 2.2 mi. w carrollton; s of us hwy 82 CAREX t&    Of 1987-04-22  ABSCOND|TA UM2)       & TRS: T19N R3E SEC 22      _ MISSISSIPPI 
{"catalogNumber": "", "order": "", "family": "", "scientificName": "Carex abscondita", "scientificNameAuthorship": "", "genus": "Carex", "subgenus": "", "specificEpithet": "abscondita", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "1987-04-22", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Mississippi", "county": "Carroll", "municipality": "", "locality": "Ca. 2.2 mi. w Carrollton; s of US Hwy 82", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "TRS: T19N R3E sec 22", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}