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": ""}
 potamogeton natans CB2S    43.669082 ~<z  1933-08-27 [   natans  WB        WATERWORKS STATE PARK, BAY CITY  1281293 2^X    ^>g R.R. Dreisbach  ; -83.909121     alismatales oaYhz      5 l. 
{"catalogNumber": "1281293", "order": "Alismatales", "family": "", "scientificName": "Potamogeton natans", "scientificNameAuthorship": "L.", "genus": "", "subgenus": "", "specificEpithet": "natans", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "R.R. Dreisbach", "recordNumber": "", "verbatimEventDate": "1933-08-27", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "Waterworks State park, Bay City", "decimalLatitude": "43.669082", "decimalLongitude": "-83.909121", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}