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": ""}
  o!2 1938-07-04      1V+ 1401051    o border of potomac river, 1 3/4 miles e great falls. Cyperaceae kn8Qx   united states XT   :&0 (GALE) KRAL  recognita  ~<  poales a5/c        RHYNCHOSPORA RECOGNITA c+    X frederick j. herma+nn  l y 9564  fairfax YX 
{"catalogNumber": "1401051", "order": "Poales", "family": "Cyperaceae", "scientificName": "Rhynchospora recognita", "scientificNameAuthorship": "(Gale) Kral", "genus": "", "subgenus": "", "specificEpithet": "recognita", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Frederick J. Hermann", "recordNumber": "9564", "verbatimEventDate": "1938-07-04", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Fairfax", "municipality": "", "locality": "Border of Potomac River, 1 3/4 miles E Great Falls.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}