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": ""}
 _&U Allegan        -86.0404 O      W4 fagales      /1 United States  c Marshall michigan j      x0bf 1558615 only one 7.5 imch dbh an ca. 25 feet tall tree. lower trunk bark smooth,, white with some lateral flaking &and curling of surface. smaller branch bark smooth, dark redish brown with many light horizontal lentKicles J+   
{"catalogNumber": "1558615", "order": "Fagales", "family": "", "scientificName": "", "scientificNameAuthorship": "Marshall", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "only one 7.5 inch DBH an ca. 25 feet tall tree. Lower trunk bark smooth,, white with some lateral flaking and curling of surface. Smaller branch bark smooth, dark reddish brown with many light horizontal lenticles", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Allegan", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "-86.0404", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}