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 %Y    >%o juncus subtilis  Thunder Bay N|r    < 23940 1454291 DUoa    |@sg POALES     tp@ g ONTARIO   ! `? subtilis   &  CONTACT UM HERBARIUM   S&w;u claude e. garton    z1T)- juncvs 1987-07-29      4 e. mey. 
{"catalogNumber": "1454291", "order": "Poales", "family": "", "scientificName": "Juncus subtilis", "scientificNameAuthorship": "E. Mey.", "genus": "Juncus", "subgenus": "", "specificEpithet": "subtilis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Claude E. Garton", "recordNumber": "23940", "verbatimEventDate": "1987-07-29", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Canada", "stateProvince": "Ontario", "county": "Thunder Bay", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}