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": ""}
        k WILLIAM S. MOFFATT ILLINOIS bV     h H COOK  _0Aq[ typhaceae SPARGANIUM EURYCARPUM $    Engelm. S  SPARGANIUM  d  1893-07-04  oWu     8Pra8 chicago  united states vR      S.M. w2# 
{"catalogNumber": "", "order": "", "family": "Typhaceae", "scientificName": "Sparganium eurycarpum", "scientificNameAuthorship": "Engelm.", "genus": "Sparganium", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "William S. Moffatt", "recordNumber": "s.n.", "verbatimEventDate": "1893-07-04", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Illinois", "county": "Cook", "municipality": "", "locality": "Chicago", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}