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": ""}
   4f  1975-07-14    ~BZ 274  a`v P.O. Clinton, the Ozark Region.  n0Km[ cyperus    Q 9973   1kWth CYPERACEAE     >B( Poales   Delzie Demaree b  arkansas owx        F.0 $ Cyperus strigosus 
{"catalogNumber": "", "order": "Poales", "family": "Cyperaceae", "scientificName": "Cyperus strigosus", "scientificNameAuthorship": "", "genus": "Cyperus", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Delzie Demaree", "recordNumber": "9973", "verbatimEventDate": "1975-07-14", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Arkansas", "county": "", "municipality": "", "locality": "P.O. Clinton, the Ozark Region.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "274", "maximumElevationInMeters": ""}