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": ""}
united states B? 5   Rosaceae       aw7P^ PRUNUS   J 1468407 Rosales T9Pi    x OCCASIONAL TREE IN SANDY SOIL IN PARKING AREA.  u&b9 1402     N John V. Freudenstein     ;Vy#C prunus serotina michigan  g  Alger 1      Baxu1 -86.05168  N 46.656733 1984-07-26 #YH L  GRAND SABLE UNE. A.[5 
{"catalogNumber": "1468407", "order": "Rosales", "family": "Rosaceae", "scientificName": "Prunus serotina", "scientificNameAuthorship": "", "genus": "Prunus", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "John V. Freudenstein", "recordNumber": "1402", "verbatimEventDate": "1984-07-26", "habitat": "Occasional tree in sandy soil in parking area.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Alger", "municipality": "", "locality": "Grand Sable Dunes.", "decimalLatitude": "46.656733", "decimalLongitude": "-86.05168", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}