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": ""}
   X alcorn   _Z MISSISSIPPI   Poales nk    Ey( Cyperaceae  H H brevifolioides   -,S  cyperus brevifolioides    RfrKh thieret & delahoussaye  X 1396976 1993-09-29 >Rm6D    Corinth, SE jct of Hwy US 72 & Harper Road.  A-tT      w CHARLES T. BRYSON  
{"catalogNumber": "1396976", "order": "Poales", "family": "Cyperaceae", "scientificName": "Cyperus brevifolioides", "scientificNameAuthorship": "Thieret & Delahoussaye", "genus": "", "subgenus": "", "specificEpithet": "brevifolioides", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Charles T. Bryson", "recordNumber": "", "verbatimEventDate": "1993-09-29", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Mississippi", "county": "Alcorn", "municipality": "", "locality": "Corinth, SE jct of Hwy US 72 & Harper Road.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}