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": ""}
 J` Keweenaw    /I 1.5 mile sw of copper harbor.   "TREE 20 FT. HIGH" %Po4.   W0P 6 7915            2Y frederick j. hermann  cornus alternifolia  +;s   1473624 iO       =LgW alternifolia
{"catalogNumber": "1473624", "order": "", "family": "", "scientificName": "Cornus alternifolia", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "alternifolia", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Frederick J. Hermann", "recordNumber": "7915", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "\"Tree 20 ft. high\"", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "Keweenaw", "municipality": "", "locality": "1.5 mile SW of Copper Harbor.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}