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": ""}
 TRS: T4S R28W SEC 21 3@gx<      a .>k CAREX IGNOTA   1993-05-18 Q=     G#eh stanley d. jones & gretchen d. jones       oLjW dewey      REZNICEK W  united states  ]pU    1388074 !TED 
{"catalogNumber": "1388074", "order": "", "family": "", "scientificName": "Carex ignota", "scientificNameAuthorship": "Dewey", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Reznicek", "recordedBy": "Stanley D. Jones & Gretchen D. Jones", "recordNumber": "", "verbatimEventDate": "1993-05-18", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "TRS: T4S R28W sec 21", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}