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": ""}
  B6- po occiden7alis  fh MOUTH OF THE CIMMARON CANYON poales @D:   1937-08-31 $4t  new mexico 9Y7l:     OCCIDENTALIS b    UNITED STATES AZK!H  2143 6    Pi b 1421890  W. A. Silveus U9y|o    5.GV vasey   GZ POACEAE   H poa Colfax :k  
{"catalogNumber": "1421890", "order": "Poales", "family": "Poaceae", "scientificName": "Poa occidentalis", "scientificNameAuthorship": "Vasey", "genus": "Poa", "subgenus": "", "specificEpithet": "occidentalis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "W. A. Silveus", "recordNumber": "2143", "verbatimEventDate": "1937-08-31", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "New Mexico", "county": "Colfax", "municipality": "", "locality": "Mouth of the Cimmaron Canyon", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}