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": ""}
 grpm 43475 u  :   IBO9 Asterales   tPC 1537743  CANAMDENSIS  UIn>    P Vermont united states 8kt  Artemisia m K_   artemisia canadensis T WSO  orleans /]    a 1881-08-18  B| Asteraceae   |H. willougbby mountain    s.n. f    Fred H. Horsford ^   Cv%| Michx.
{"catalogNumber": "1537743", "order": "Asterales", "family": "Asteraceae", "scientificName": "Artemisia canadensis", "scientificNameAuthorship": "Michx.", "genus": "Artemisia", "subgenus": "", "specificEpithet": "canadensis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Fred H. Horsford", "recordNumber": "s.n.", "verbatimEventDate": "1881-08-18", "habitat": "", "occurrenceRemarks": "GRPM 43475", "associatedTaxa": "", "country": "United States", "stateProvince": "Vermont", "county": "Orleans", "municipality": "", "locality": "Willoughby Mountain", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}