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": ""}
    S 4547b     4x UNITED STATES  C6Tu* POTAMOGETONACEAE   @BD -86.00887 POTAMOGETON NATANS  l$   |=-  Leelanau   natans (G(    w l.  1281402 80*%  BRIAN T. HAZLETT M?6s`     HPs 1986-08-08   t ALISMATALE5 
{"catalogNumber": "1281402", "order": "Alismatales", "family": "Potamogetonaceae", "scientificName": "Potamogeton natans", "scientificNameAuthorship": "L.", "genus": "", "subgenus": "", "specificEpithet": "natans", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Brian T. Hazlett", "recordNumber": "4547b", "verbatimEventDate": "1986-08-08", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Leelanau", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "-86.00887", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}