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": ""}
  RK< United States RATHER COMMON IN LARGE TUFTS; SPIKES PALE JGREEN, TERETE. ]s   SZg TRS: T9S R2W sec 8 SpE/4, NW/4, SE/4      9R illinois Poales _@wg     - Silt, clay on floodplain; floodplain forest, meadows.  jackson 4?~  Cyperaceae X   l(J@ STEVEN R. HILL   = 30256  Carex squarrosa n  L. O   squarrosa =%   0b5  107  u =- 1998-05-19  
{"catalogNumber": "", "order": "Poales", "family": "Cyperaceae", "scientificName": "Carex squarrosa", "scientificNameAuthorship": "L.", "genus": "", "subgenus": "", "specificEpithet": "squarrosa", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Steven R. Hill", "recordNumber": "30256", "verbatimEventDate": "1998-05-19", "habitat": "Silt, clay on floodplain; floodplain forest, meadows.", "occurrenceRemarks": "Rather common in large tufts; spikes pale green, terete.", "associatedTaxa": "", "country": "United States", "stateProvince": "Illinois", "county": "Jackson", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "TRS: T9S R2W sec 8 SE/4, NW/4, SE/4", "minimumElevationInMeters": "107", "maximumElevationInMeters": ""}