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": ""}
     VYok Cornus      Beaver Island: ca. 1 mi. SW of Barney's Lake. On low sand dunes along shore of Lake Mich. TN$    AeL EDWARD G. VOSS   9xxc MICHIGAN    9bO 4919 Frequent shrub. &A) b   %g@k JAMES S. WILSON  ^r. cornus sericea  CORNACEAE      2r 45.706747 sericea s   UNITED STATES -xk 
{"catalogNumber": "", "order": "", "family": "Cornaceae", "scientificName": "Cornus sericea", "scientificNameAuthorship": "", "genus": "Cornus", "subgenus": "", "specificEpithet": "sericea", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "James S. Wilson", "recordedBy": "Edward G. Voss", "recordNumber": "4919", "verbatimEventDate": "", "habitat": "Frequent shrub.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "Beaver Island: ca. 1 mi. SW of Barney's Lake. On low sand dunes along shore of Lake Mich.", "decimalLatitude": "45.706747", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}