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": ""}
B z@s POTAMOGETON NATANS 1281363 !$b   6[&@ -83.14886    % natans  5331 n -fA    oakland 0-  OdLIVER A. FARWELL B P    Dn l.       1919-07-20  Y_    sy8Q potamogeton   b|2] alismatales   .9P Potamogetonaceae
{"catalogNumber": "1281363", "order": "Alismatales", "family": "Potamogetonaceae", "scientificName": "Potamogeton natans", "scientificNameAuthorship": "L.", "genus": "Potamogeton", "subgenus": "", "specificEpithet": "natans", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Oliver A. Farwell", "recordNumber": "5331", "verbatimEventDate": "1919-07-20", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "Oakland", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "-83.14886", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}