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": ""}
   bW -84.896507   O73vU Dune region between Brevort Lake and Lake Michigan Banks of Brevort River. L.     Ns Eupatorium perfoliatum  `=x Asterales  45.950676 A      w Eupatorium     1217367   Asteraceae  7-    Ro perfoliatum 1929-09-15  ]F      UNITED STATES T  
{"catalogNumber": "1217367", "order": "Asterales", "family": "Asteraceae", "scientificName": "Eupatorium perfoliatum", "scientificNameAuthorship": "L.", "genus": "Eupatorium", "subgenus": "", "specificEpithet": "perfoliatum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "1929-09-15", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "", "municipality": "", "locality": "Dune region between Brevort Lake and Lake Michigan Banks of Brevort River.", "decimalLatitude": "45.950676", "decimalLongitude": "-84.896507", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}