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": ""}
Rainy River @~,I   Michael J. Oldham Nn<7        Zo:u 48.66943     Quercus  r)i    `4 21978   .fv Michael J. Oldham  [Q quercus ellipsoidalis canada i      1999-06-15 3h?    
{"catalogNumber": "", "order": "", "family": "", "scientificName": "Quercus ellipsoidalis", "scientificNameAuthorship": "", "genus": "Quercus", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Michael J. Oldham", "recordedBy": "Michael J. Oldham", "recordNumber": "21978", "verbatimEventDate": "1999-06-15", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Canada", "stateProvince": "", "county": "Rainy River", "municipality": "", "locality": "", "decimalLatitude": "48.66943", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}