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. L    w porter spar~ganium C6 9    ~0V;p 1433143 dun3s; in subdunal great marsh c-%/Z   B vG typhaceae    ENGELM. #b;L   poales 2! Ld      @a(.I SPARGANIUM EURYCARPUM  ^h EURYCARPUM     R] Marcus W. Lyon, Jr.  +e r2 united states   N9sk$ 1924-06-22
{"catalogNumber": "1433143", "order": "Poales", "family": "Typhaceae", "scientificName": "Sparganium eurycarpum", "scientificNameAuthorship": "Engelm.", "genus": "Sparganium", "subgenus": "", "specificEpithet": "eurycarpum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Marcus W. Lyon, Jr.", "recordNumber": "s.n.", "verbatimEventDate": "1924-06-22", "habitat": "dunes; in subdunal great marsh", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Porter", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}