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": ""}
salzburg iW4    DENSA N=v   GROENLANDIA DENSA X        kKy 1177079  AUSTRIA  2j  Fourr. 6,    ;&<S S.N.  p.  m Alismatales  Salzburg Stadt = +*     b not present   # 1968-08-25  
{"catalogNumber": "1177079", "order": "Alismatales", "family": "", "scientificName": "Groenlandia densa", "scientificNameAuthorship": "Fourr.", "genus": "", "subgenus": "", "specificEpithet": "densa", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "not present", "recordNumber": "s.n.", "verbatimEventDate": "1968-08-25", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Austria", "stateProvince": "Salzburg", "county": "Salzburg Stadt", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}