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": ""}
   35.375197 YA  poales KzWLb    UNITED STATES &D, $            +53vR arkansas 2446 .  1990-05-20 Xr.Ig   HC-nH flaccosperma  _2 dewey  W of Birdeye, along> S ide of rte 42, 0.5 mi W of its jct wi7h rte 163. fS  cross ;~U  CAREX FLACCOSPERMA Oi  ROBERT F.C. NA1CZI - 
{"catalogNumber": "", "order": "Poales", "family": "", "scientificName": "Carex flaccosperma", "scientificNameAuthorship": "Dewey", "genus": "", "subgenus": "", "specificEpithet": "flaccosperma", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Robert F.C. Naczi", "recordNumber": "2446", "verbatimEventDate": "1990-05-20", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Arkansas", "county": "Cross", "municipality": "", "locality": "W of Birdeye, along S side of rte 42, 0.5 mi W of its jct with rte 163.", "decimalLatitude": "35.375197", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}