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": ""}
  kNa  boott    Poales GES)9     VAR. e     aT;   carex muehlenbergii var. enervis  LOY R. PHILLIPPE, DAVID KETZNER n   Ad 18667  MUEHLENBERGII oV4?3  Union dQ     atwood ridge research natural area, jonesboro 7.5d minute toographic map. us$      Rqvt 1379695
{"catalogNumber": "1379695", "order": "Poales", "family": "", "scientificName": "Carex muehlenbergii var. enervis", "scientificNameAuthorship": "Boott", "genus": "", "subgenus": "", "specificEpithet": "muehlenbergii", "verbatimTaxonRank": "var.", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Loy R. Phillippe, David Ketzner", "recordNumber": "18667", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "Union", "municipality": "", "locality": "Atwood Ridge Research Natural Area, Jonesboro 7.5 minute topographic map.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}