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": ""}
      P,w missouri  a Iron Muhl. ex Willd. .?!  1908-05-06 E&     t!5  UNITED STATES 1365683 kr$c   3 cephalophora     YE CAREX  Huron H. Smith ]&>      Rp POALES  7p2; 408 Carex cephalophora EbbC.   La  Railway tracks, Des Arc.  CYPERACEAE kB 
{"catalogNumber": "1365683", "order": "Poales", "family": "Cyperaceae", "scientificName": "Carex cephalophora", "scientificNameAuthorship": "Muhl. ex Willd.", "genus": "Carex", "subgenus": "", "specificEpithet": "cephalophora", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Huron H. Smith", "recordNumber": "408", "verbatimEventDate": "1908-05-06", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Missouri", "county": "Iron", "municipality": "", "locality": "Railway tracks, Des Arc.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}