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": ""}
    UNITED STATES  M       cyperaceae  4       )  ROACHES RUN WATERFOWL SANCTUARY, WSIDE OF GEORGE WASHINGTON MEMORIAL PARKWAY, JUST N OF REAGAN NATIONAL AIRPORT, ALONG POTOMAC RIVER, 0.7 KM W OF GRAVELLY POINT.W     SUuxF 1399105      Schwein. & Torr. o   3697 f 
{"catalogNumber": "1399105", "order": "", "family": "Cyperaceae", "scientificName": "", "scientificNameAuthorship": "Schwein. & Torr.", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "3697", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "", "municipality": "", "locality": "Roaches Run Waterfowl Sanctuary, W side of George Washington Memorial Parkway, just N of Reagan National Airport, along Potomac River, 0.7 km W of Gravelly Point.W", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}