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": ""}
  O![+A Shaded hil(lside (white oak woods)    ageratina altissima *+v1       a*? Nichols Arboretum, Ann Arbor, Michigan *    . Frederick J. Hermann 1927-08-08$ U;i]4?   1249496 =gf      42.28055 m.    (L.) R. M. King & H. Rob. fm=t^    asterales [S 
{"catalogNumber": "1249496", "order": "Asterales", "family": "", "scientificName": "Ageratina altissima", "scientificNameAuthorship": "(L.) R. M. King & H. Rob.", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Frederick J. Hermann", "recordNumber": "", "verbatimEventDate": "1927-08-08", "habitat": "Shaded hillside (white oak woods)", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "Nichols Arboretum, Ann Arbor,", "decimalLatitude": "42.280554", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}