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": ""}
   MHI 721    9|~)z TRAGOPOGON  p  FIELD  4 united states  SCOP. v B      Robert W. Smith hjv      uLb dubius   asteraceae ]JrXr   Nie0 A+sterles   i -84.03494  tragopogon dubius KRsc;  
{"catalogNumber": "", "order": "Asterales", "family": "Asteraceae", "scientificName": "Tragopogon dubius", "scientificNameAuthorship": "Scop.", "genus": "Tragopogon", "subgenus": "", "specificEpithet": "dubius", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Robert W. Smith", "recordNumber": "721", "verbatimEventDate": "", "habitat": "field", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "-84.03494", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}