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": ""}
       (+ (MICHX.) VAHL  %& POALES   %BeJM PUBERULA      b/zSu 1967-08-17 Robert Kral v8?d     Uj United States   v1 fimbristylis pub7eru la  [ dawson   1396542 3ak<W    
{"catalogNumber": "1396542", "order": "Poales", "family": "", "scientificName": "Fimbristylis puberula", "scientificNameAuthorship": "(Michx.) Vahl", "genus": "", "subgenus": "", "specificEpithet": "puberula", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Robert Kral", "recordNumber": "", "verbatimEventDate": "1967-08-17", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Dawson", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}