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": ""}
United States EHx     :R EUPATORIUM SESSILIFOLIUM       sessilifolium |@   7 "VERY PALE BLUE" [FL. 5]  H&UY 1217487   !w| JACKSON  CARMEN & BERNARD HORNE s      ASTERALES P]*    l1 L. Asteraceae =   eupatorium / 
{"catalogNumber": "1217487", "order": "Asterales", "family": "Asteraceae", "scientificName": "Eupatorium sessilifolium", "scientificNameAuthorship": "L.", "genus": "Eupatorium", "subgenus": "", "specificEpithet": "sessilifolium", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Carmen & Bernard Horne", "recordNumber": "", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "\"Very Pale Blue\" [fl. 5]", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Jackson", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}