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": ""}
  norman c. f4ssett opTO*    1401956 u     cyperaceae 4s  Wisconsin    LA CROSSE N   1927-08-21 fR b          Bw  Poales   s willd.  d Scirpus  4338        ATROVIKRENS
{"catalogNumber": "1401956", "order": "Poales", "family": "Cyperaceae", "scientificName": "", "scientificNameAuthorship": "Willd.", "genus": "Scirpus", "subgenus": "", "specificEpithet": "atrovirens", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Norman C. Fassett", "recordNumber": "4338", "verbatimEventDate": "1927-08-21", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Wisconsin", "county": "La Crosse", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}