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": ""}
elymus K   CANADENSIS ;_snd  Railroad Ann Arbor Q=#  george b. sudworth ~  l. ZC~i   PE0e poales    H  y sandy bank  u s.n. Michigan naeK   mS W> Washtenaw  edward g. voss e I6     UnitedStates  E_]   3 [paleas up to 11.5 mm long]     @T  Elymus canadensis   1886-08-01 Un<yf 
{"catalogNumber": "", "order": "Poales", "family": "", "scientificName": "Elymus canadensis", "scientificNameAuthorship": "L.", "genus": "Elymus", "subgenus": "", "specificEpithet": "canadensis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Edward G. Voss", "recordedBy": "George B. Sudworth", "recordNumber": "s.n.", "verbatimEventDate": "1886-08-01", "habitat": "Sandy bank", "occurrenceRemarks": "[paleas up to 11.5 mm long]", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Washtenaw", "municipality": "", "locality": "Railroad, Ann Arbor", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}