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": ""}
 n+@ george l. ames, m.d.   J:4 -86.254177   9u Artemisia biennis   ^x Berrien  m,]& ASTERALES Niles uK  Michigan u       41.829769 [;M    1250371   -   BIENNIS y   artemisia P1BW   1m2U willd.   ~smz united states  `MS5 Asteraceae
{"catalogNumber": "1250371", "order": "Asterales", "family": "Asteraceae", "scientificName": "Artemisia biennis", "scientificNameAuthorship": "Willd.", "genus": "Artemisia", "subgenus": "", "specificEpithet": "biennis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "George L. Ames, M.D.", "recordNumber": "", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Berrien", "municipality": "", "locality": "Niles", "decimalLatitude": "41.829769", "decimalLongitude": "-86.254177", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}