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": ""}
 1998-05-21_ Lk_@F             Ib5 POALES    )]k dewey 136392 )~   7+ United States  :< C MORTON, ALONG ACKERMAN CREEK, NE OF SEWAGE PLANT. WASHINGTON 7.5 MIN QUAD. Steve.n R. Hill 8#f    D ILLINOIS  9 WQk Tazbewell 30298  (   )W CAREX  N) CYPERACEAE BLANDA Hh 
{"catalogNumber": "1363792", "order": "Poales", "family": "Cyperaceae", "scientificName": "", "scientificNameAuthorship": "Dewey", "genus": "Carex", "subgenus": "", "specificEpithet": "blanda", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Steven R. Hill", "recordNumber": "30298", "verbatimEventDate": "1998-05-21", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Illinois", "county": "Tazewell", "municipality": "", "locality": "Morton, along Ackerman Creek, NE of sewage plant. Washington 7.5 min quad.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}