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": ""}
  7 inermis   ^:WRA Bromus  BOTANICAL GARDEENS, UNIVERSITY OF MICHIGAN, ANN ARBOR SC1  poaceae zeA  bromus inermis + isY     UNITED STATES Tt_a  Washtenaw II    1948-09-10 >3       Leyss.  =9     H. KEITH WAGNON , 
{"catalogNumber": "", "order": "", "family": "Poaceae", "scientificName": "Bromus inermis", "scientificNameAuthorship": "Leyss.", "genus": "Bromus", "subgenus": "", "specificEpithet": "inermis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "H. Keith Wagnon", "recordNumber": "", "verbatimEventDate": "1948-09-10", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Washtenaw", "municipality": "", "locality": "Botanical Gardens, University of Michigan, Ann Arbor", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}