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": ""}
 ^Hg matchedash township, 1 km se along e 5ide of regional road 17 from severn falls 10037 Zh  1990-08-21     :)  natans    TYPHACEAE 1433233 3    nLV Sparganium    8EC canada  simcoe W5/f     (jpa POALES  very common |     *s Daniel F. Brunton  E in shallow, still, fresh water of boggy pond with Brasenia, Nymphaea     7qn SPARGANIUM NATANS 
{"catalogNumber": "1433233", "order": "Poales", "family": "Typhaceae", "scientificName": "Sparganium natans", "scientificNameAuthorship": "", "genus": "Sparganium", "subgenus": "", "specificEpithet": "natans", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Daniel F. Brunton", "recordNumber": "10037", "verbatimEventDate": "1990-08-21", "habitat": "in shallow, still, fresh water of boggy pond with Brasenia, Nymphaea", "occurrenceRemarks": "very common", "associatedTaxa": "", "country": "Canada", "stateProvince": "", "county": "Simcoe", "municipality": "", "locality": "Matchedash Township, 1 km SE along E side of Regional Road 17 from Severn Falls", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}