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": ""}
      rxM ! carex grisea  Carex   [D)  1372287 $   /[by David Castner  grisea `[~  BARTON 1 &1K  UNITED STATES <|   Cyperaceae q:+  LEROY TOWNSHIP, SECTION 29NENE. R    . 4h6 1982-05-20    kY6~. wahlenb.  6905 j4.   Missouri 8    poales ,Je 
{"catalogNumber": "1372287", "order": "Poales", "family": "Cyperaceae", "scientificName": "Carex grisea", "scientificNameAuthorship": "Wahlenb.", "genus": "Carex", "subgenus": "", "specificEpithet": "grisea", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "David Castaner", "recordNumber": "6905", "verbatimEventDate": "1982-05-20", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Missouri", "county": "Barton", "municipality": "", "locality": "Leroy Township, section 29NENE.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}