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": ""}
  ,,q MICHIGAN  ?0~H M34  japonicus hUT    m7 RICHLAND    -[  William B. Drew  %1Q ANTON A. REZNICEK   R POACEAE  IS; 1947-07-19  POALES )       y%5] BROMUS   + UNITED STATES  ,pD8 Thunb.  1482338 +   W Bromus japonicus 
{"catalogNumber": "1482338", "order": "Poales", "family": "Poaceae", "scientificName": "Bromus japonicus", "scientificNameAuthorship": "Thunb.", "genus": "Bromus", "subgenus": "", "specificEpithet": "japonicus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Anton A. Reznicek", "recordedBy": "William B. Drew", "recordNumber": "M34", "verbatimEventDate": "1947-07-19", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "Richland", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}