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": ""}
 Edward M. Wheeler     zx.^ CYPERACEAE    ROTUNDUS I %o    united staes `xk   B< 1394258  Florida A    Polk *      1981-02-24 L. Tp    ^  s.n.   ~ 1 - CYPERUS   in front of building 64 in nalcrest, n end of lake weohyakapka. N:9  
{"catalogNumber": "1394258", "order": "", "family": "Cyperaceae", "scientificName": "", "scientificNameAuthorship": "L.", "genus": "Cyperus", "subgenus": "", "specificEpithet": "rotundus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Edward M. Wheeler", "recordNumber": "s.n.", "verbatimEventDate": "1981-02-24", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Florida", "county": "Polk", "municipality": "", "locality": "In front of Building 64 in Nalcrest, N end of Lake Weohyakapka.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}