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": ""}
        4J/_ SPARGANIUM AMERICANUM abundant _ .Fl    1971-08-28 rD)pE   W.A. Wentz %5    551 WH      * y nutt. sparganium  U<  AMERICANUM dCy  TYPHACEAE 8~1IV  OHIO 2   POALES ,  
{"catalogNumber": "", "order": "Poales", "family": "Typhaceae", "scientificName": "Sparganium americanum", "scientificNameAuthorship": "Nutt.", "genus": "Sparganium", "subgenus": "", "specificEpithet": "americanum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "W.A. Wentz", "recordNumber": "551", "verbatimEventDate": "1971-08-28", "habitat": "", "occurrenceRemarks": "abundant", "associatedTaxa": "", "country": "", "stateProvince": "Ohio", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}