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": ""}
   iwgi SPARGANIUM       eury>carpum O0U=f     1983-08-16 &-ZG  1433172 j     CANADA  3+  L. NIPIGON, MCINTYRE BAY, MOUTH OF CANNISTER CREEK >!2(        49.45 3  
{"catalogNumber": "1433172", "order": "", "family": "", "scientificName": "", "scientificNameAuthorship": "", "genus": "Sparganium", "subgenus": "", "specificEpithet": "eurycarpum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "1983-08-16", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Canada", "stateProvince": "", "county": "", "municipality": "", "locality": "L. Nipigon, McIntyre Bay, mouth of Cannister Creek", "decimalLatitude": "49.45", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}