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": ""}
   :4f C P.A. LEHENBAUER  MARGINATUS  !  Poales qE (o  BROMUS BL  washoe k      1z:E nevada 1407703 STAU    S.N. ?83PSv   # nees ex steud.   BROMUS MARGINATUS ` Di    m8lhk United States   A POACEAE    wr 1927-07-07 
{"catalogNumber": "1407703", "order": "Poales", "family": "Poaceae", "scientificName": "Bromus marginatus", "scientificNameAuthorship": "Nees ex Steud.", "genus": "Bromus", "subgenus": "", "specificEpithet": "marginatus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "P.A. Lehenbauer", "recordNumber": "s.n.", "verbatimEventDate": "1927-07-07", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Nevada", "county": "Washoe", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}