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": ""}
  c CAREX ECHINATA  6$7 1998-05-24 gyperaceae K8L&   wsU SOUTHERN APPALACHIAN BOG MARGIN. NC |8, 2.0 MI S INT US 21.     L ALLEGHANY  eu patrick d. mcmillan  1369263 m     carex 1!  poales  $Tr    W$H echinata   bB 2994    O+,S Murray    ^[  N0RTH CAROLINA   /k united states 
{"catalogNumber": "1369263", "order": "Poales", "family": "Cyperaceae", "scientificName": "Carex echinata", "scientificNameAuthorship": "Murray", "genus": "Carex", "subgenus": "", "specificEpithet": "echinata", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Patrick D. McMillan", "recordNumber": "2994", "verbatimEventDate": "1998-05-24", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "North Carolina", "county": "Alleghany", "municipality": "", "locality": "Southern Appalachian bog margin. NC 18, 2.0 mi S int US 21.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}