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 d   Mw@ EUPHORBIA POLYGONIFOLIA  x joseph w. johnson s.n. Nw     4dvU[ shore of lake huron, saugeen |ndian reserve, slightly m of southampton, barely on bruce peninsula  ontario #%   euphorbia H==   G Malpighiales  y Anton A. [Reznicek   J2Nu  BRUCE  `~~ polygonifolia  EUPHORBIACEAE   K   <=6 l. 2014-07-17 y!iY)  
{"catalogNumber": "", "order": "Malpighiales", "family": "Euphorbiaceae", "scientificName": "Euphorbia polygonifolia", "scientificNameAuthorship": "L.", "genus": "Euphorbia", "subgenus": "", "specificEpithet": "polygonifolia", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Anton A. Reznicek", "recordedBy": "Joseph W. Johnson", "recordNumber": "s.n.", "verbatimEventDate": "2014-07-17", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Canada", "stateProvince": "Ontario", "county": "Bruce", "municipality": "", "locality": "shore of Lake Huron, Saugeen Indian Reserve, slightly N of Southampton, barely on Bruce Peninsula", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}