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": ""}
 ~Uf1 CYPERACEAE  b 3349      vE< Plummers Island, just SE of the American Legion Memorial Bridge (I-495) over the Potomc River, S of Lock 11 & 12 on the C&O Canal, S side t towpath at west end of |sland.     KWw-Y (wahlenb.) small   Vfg& poales  2004-05-01 ~T    5?& E mark t. strong 1384496  NZ   OA[AC_ MARYLAND united states L-   MON|TGOMERY  9Kg   bk~A RADIATA CAREX qCe!     Carex radiata = 
{"catalogNumber": "1384496", "order": "Poales", "family": "Cyperaceae", "scientificName": "Carex radiata", "scientificNameAuthorship": "(Wahlenb.) Small", "genus": "Carex", "subgenus": "", "specificEpithet": "radiata", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Mark T. Strong", "recordNumber": "3349", "verbatimEventDate": "2004-05-01", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Maryland", "county": "Montgomery", "municipality": "", "locality": "Plummers Island, just SE of the American Legion Memorial Bridge (I-495) over the Potomac River, S of Lock 11 & 12 on the C&O Canal, S side of towpath at west end of island.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}