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": ""}
    canada `  Ontario Gdf   #TjW@ DOGLASII POLYGONUM I.[J6    polygonaceae uQg   5(:M 540     ,n polygonum douglasii anton a. reznicek T |6   s 1969-08-02    G=X contact um herbarium    w<+ aryophyllales  vW, i GREENE  1305280 A-y 
{"catalogNumber": "1305280", "order": "Caryophyllales", "family": "Polygonaceae", "scientificName": "Polygonum douglasii", "scientificNameAuthorship": "Greene", "genus": "Polygonum", "subgenus": "", "specificEpithet": "douglasii", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Anton A. Reznicek", "recordNumber": "540", "verbatimEventDate": "1969-08-02", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Canada", "stateProvince": "Ontario", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}