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": ""}
  S.N. W a;   . POALES    NO DATA b    B 1881-07  u2 strigosa   G. E. HyltÃ©n-Cavallius xYX        Contact UM Herbarium  L/ = Avena strigosa  <iA Poaceae     SWEDEN v`q7    
{"catalogNumber": "", "order": "Poales", "family": "Poaceae", "scientificName": "Avena strigosa", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "strigosa", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "G. E. Hylt\u00c3\u00a9n-Cavallius", "recordNumber": "s.n.", "verbatimEventDate": "1881-07", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Sweden", "stateProvince": "no data", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}