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": ""}
          Tf  5714         4g  by black creek, 3 miles n of waltersvile     | 1940-08-10   u=>U Powell  jJ scirpus SCIRPUS CYPERINUS D    cyperaceae W  (l) kunth `Z    ,). CYPERINUS
{"catalogNumber": "", "order": "", "family": "Cyperaceae", "scientificName": "Scirpus cyperinus", "scientificNameAuthorship": "(L.) Kunth", "genus": "Scirpus", "subgenus": "", "specificEpithet": "cyperinus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "5714", "verbatimEventDate": "1940-08-10", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "Powell", "municipality": "", "locality": "By Black Creek, 3 miles N of Waltersvile", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}