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": ""}
kern     POACEAEf Y_c   | B;U bromus rubens  7E L.  GHLA ALAN A. BEETLE   b California    Ca~@x 1407939    bromus   %`$  Poales S[hy     ^N UNITED STATES  1941-04-11 pC    RUBENS 7#Ox<  i 9?4?C Contact UM Herbarium   p 2682 
{"catalogNumber": "1407939", "order": "Poales", "family": "Poaceae", "scientificName": "Bromus rubens", "scientificNameAuthorship": "L.", "genus": "Bromus", "subgenus": "", "specificEpithet": "rubens", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Alan A. Beetle", "recordNumber": "2682", "verbatimEventDate": "1941-04-11", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "California", "county": "Kern", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}