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": ""}
(du roi) r.t. clausen y   , A8 21065 ALNUS um   betulaceae QaL;K   QxPzE 1435870     contact um herbarium a   subsp.  Ndu #    INCANA FAST  THUNDEA BAY `-)Zi       ! rugosa  % canada   ; ONTARIO  2 Claude E. Garton 
{"catalogNumber": "1435870", "order": "", "family": "Betulaceae", "scientificName": "", "scientificNameAuthorship": "(Du Roi) R.T. Clausen", "genus": "Alnus", "subgenus": "", "specificEpithet": "incana", "verbatimTaxonRank": "subsp.", "infraspecificEpithet": "rugosa", "identifiedBy": "", "recordedBy": "Claude E. Garton", "recordNumber": "21065", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Canada", "stateProvince": "Ontario", "county": "Thunder Bay", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}