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": ""}
Cyperaceae |r    1400654 :-T  rhynchospora microcarpa  v4V    e,J:+ POALES     MICROCARP  UNITED STATES MvL^c  FT. PICKENS.  E      mob RHYNCHOSPORA BALDWIN EX A. GRAY x  Florida +~rt  S.M. Tracy vDM~      1903-05-30 E@xM       Hof 8465
{"catalogNumber": "1400654", "order": "Poales", "family": "Cyperaceae", "scientificName": "Rhynchospora microcarpa", "scientificNameAuthorship": "Baldwin ex A. Gray", "genus": "Rhynchospora", "subgenus": "", "specificEpithet": "microcarpa", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "S.M. Tracy", "recordNumber": "8465", "verbatimEventDate": "1903-05-30", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Florida", "county": "", "municipality": "", "locality": "Ft. Pickens.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}