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": ""}
  Of Newton    Sandy shaded bank of Buffalo River in small ar3a protected from cattle  4hQ   hq1 united states  P4spalm  c?l  Poales  QdG`   1955-09-15  /   RUPR. EX FOURN. -4 i      NtM&X PUBIFLORUM R. L. WILBUR *5bL  paspaum pubiflorum H     Ec*= POACEAE 1419870 U  a   Arkansas BC,.   Robert E. Perdue, Jr. eza^  
{"catalogNumber": "1419870", "order": "Poales", "family": "Poaceae", "scientificName": "Paspalum pubiflorum", "scientificNameAuthorship": "Rupr. ex Fourn.", "genus": "Paspalum", "subgenus": "", "specificEpithet": "pubiflorum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "R. L. Wilbur", "recordedBy": "Robert E. Perdue, Jr.", "recordNumber": "", "verbatimEventDate": "1955-09-15", "habitat": "Sandy shaded bank of Buffalo River in small area protected from cattle", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Arkansas", "county": "Newton", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}