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": ""}
     D Bromus    C 1968-06-10    9NlQ POACEAE  PLUMAS ;=   -tJ+ SCHRAD.    1407321 [ hJ  UNITED STATES K=pUg     BROMUS COMMUTATUS lb-^  OMMUTATUS %5J%S  ur?k CONTACT UM HERBARIUM    AL LEWIS S. ROSE
{"catalogNumber": "1407321", "order": "", "family": "Poaceae", "scientificName": "Bromus commutatus", "scientificNameAuthorship": "Schrad.", "genus": "Bromus", "subgenus": "", "specificEpithet": "commutatus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Lewis S. Rose", "recordNumber": "", "verbatimEventDate": "1968-06-10", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Plumas", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}