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": ""}
commutatus 5do^      bromuLs 6  FRIEDRICH VIERHAPPER 2];F^    B|p POACEAE Austria X$Rw   -trdZ no data 1704120  f^mN      FY contact um herbarium   EX bromus commutatus   S~- poales   1886-05 XC#  S.N. %Uw   pXS SCHRAD.  
{"catalogNumber": "1704120", "order": "Poales", "family": "Poaceae", "scientificName": "Bromus commutatus", "scientificNameAuthorship": "Schrad.", "genus": "Bromus", "subgenus": "", "specificEpithet": "commutatus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Friedrich Vierhapper", "recordNumber": "s.n.", "verbatimEventDate": "1886-05", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Austria", "stateProvince": "no data", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}