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": ""}
  6769 P    #JM Kachnatherum    : 1403120 nelsonii OY+4      (scribn.) barkworth Ff  700 *aj   1960-06-28  Es  leroy h. harvey @>;wv    9 1= TOBACO PLAINS RANCH, 10 MILES NORTHWEST OF EUREKA MONTANA N[c G  LINCOLN g  united states +  M. Barkworth )   N+ POALES    DRY PRAIRIE  g achnatherum nelsonii   E3P POACEAE
{"catalogNumber": "1403120", "order": "Poales", "family": "Poaceae", "scientificName": "Achnatherum nelsonii", "scientificNameAuthorship": "(Scribn.) Barkworth", "genus": "Achnatherum", "subgenus": "", "specificEpithet": "nelsonii", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "M. Barkworth", "recordedBy": "LeRoy H. Harvey", "recordNumber": "6769", "verbatimEventDate": "1960-06-28", "habitat": "dry prairie", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Montana", "county": "Lincoln", "municipality": "", "locality": "Tobacco Plains Ranch, 10 miles northwest of Eureka", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "700", "maximumElevationInMeters": ""}