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": ""}
ontario      a6]SD CYPERACEAE RICH MESIC SUGARv MAPLE-BEECH FOREST !Ce    , anton a. reznicek    1285477 sV    9VV  conc. vi lot 3, orillia s. twp     dewey ex spreng. l=    +0; canada        B 1973-05-11  
{"catalogNumber": "1285477", "order": "", "family": "Cyperaceae", "scientificName": "", "scientificNameAuthorship": "Dewey ex Spreng.", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Anton A. Reznicek", "recordNumber": "", "verbatimEventDate": "1973-05-11", "habitat": "Rich mesic sugar maple-beech forest", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Canada", "stateProvince": "Ontario", "county": "", "municipality": "", "locality": "Conc. VI Lot 3, Orillia S. Twp", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}