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": ""}
   W & 8121 nelsonii Rx     Pw  Jeffersn  Denver Mountain Parks near Golden. 8r <    (Scribn.) BarWkworth 4 G   )3 Colorado UNIEO STATES ]z=    BF achnatherum nelsonii  V=f dry slopes.    POACEAE  poales 3K    w ACHNATHERUM 1941-07-17 `]  john h. ehlers WV/  M. Barkworth s][   e 2225 1403101 /gtj  
{"catalogNumber": "1403101", "order": "Poales", "family": "Poaceae", "scientificName": "Achnatherum nelsonii", "scientificNameAuthorship": "(Scribn.) Barkworth", "genus": "Achnatherum", "subgenus": "", "specificEpithet": "nelsonii", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "M. Barkworth", "recordedBy": "John H. Ehlers", "recordNumber": "8121", "verbatimEventDate": "1941-07-17", "habitat": "Dry slopes.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Colorado", "county": "Jefferson", "municipality": "", "locality": "Denver Mountain Parks near Golden.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "2225", "maximumElevationInMeters": ""}