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": ""}
1922-07-07 p   bromus PT     Bromus inermis Xaj    OTTAWA-CARLETON UaY8         eval*P INERMIS  poales Crr9    <,Je 1407466     V6@ ALTE O. MALTE    eyss. 2u   
{"catalogNumber": "1407466", "order": "Poales", "family": "", "scientificName": "Bromus inermis", "scientificNameAuthorship": "Leyss.", "genus": "Bromus", "subgenus": "", "specificEpithet": "inermis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Malte O. Malte", "recordNumber": "", "verbatimEventDate": "1922-07-07", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "Ottawa-Carleton", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}