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": ""}
  -84.44 861 5 &    5!.D VASEY EX WICKSON     FD4 AGROPYRON JAPONICUM  HD *H poales  JEr Agropyron   :=f+; S.N. united states 7       z?* v 1891-08-21    ]K@  JAONICUM   c]^ 1337973  M.A.C., Lansing f    `,m,^ GRPM 43280  MICHIGAN RG_ 
{"catalogNumber": "1337973", "order": "Poales", "family": "", "scientificName": "Agropyron japonicum", "scientificNameAuthorship": "Vasey ex Wickson", "genus": "Agropyron", "subgenus": "", "specificEpithet": "japonicum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "s.n.", "verbatimEventDate": "1891-08-21", "habitat": "", "occurrenceRemarks": "GRPM 43280", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "M.A.C., Lansing", "decimalLatitude": "", "decimalLongitude": "-84.44861", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}