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": ""}
 n arifola    PERSICARIA ARIFLIA ,   UR MAD RIVER   ] S= Champaign    ZMY ( S.N. POLYGONACEAE p!YlD  OHIO U7    >  john sampes  p[& CARYOPHYLLALES persicar|a tZe?      1497440 g  (L.) HARALDSON  r  1838-08-28 k9Xs[     !qF; UNITED STATES
{"catalogNumber": "1497440", "order": "Caryophyllales", "family": "Polygonaceae", "scientificName": "Persicaria arifolia", "scientificNameAuthorship": "(L.) Haraldson", "genus": "Persicaria", "subgenus": "", "specificEpithet": "arifolia", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "John Samples", "recordNumber": "s.n.", "verbatimEventDate": "1838-08-28", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Ohio", "county": "Champaign", "municipality": "", "locality": "Mad River", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}