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": ""}
 anton a. reznicek d2    contact um herbarium mZ<   HALDIMAMD-NORFOLK %  UT]   Xf 1979-09-20     Juncus canadensis m=T]=   : canada  5261 z  JUNCUS s0rxs   JUNCACEAE   fv    ol9] j. gay ex laharpe  canadensis eaxh   fUE 1447694  ^f7 ONTARIO POALES F  
{"catalogNumber": "1447694", "order": "Poales", "family": "Juncaceae", "scientificName": "Juncus canadensis", "scientificNameAuthorship": "J. Gay ex Laharpe", "genus": "Juncus", "subgenus": "", "specificEpithet": "canadensis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Anton A. Reznicek", "recordNumber": "5261", "verbatimEventDate": "1979-09-20", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Canada", "stateProvince": "Ontario", "county": "Haldimand-Norfolk", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}