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": ""}
   Carl O. Grassl a   6949 o   ] -88.33333     6L L. IRON Y8 GU       HIERACIUM 5x -     HIERACIUM AURANTIACUM  ASTERALES Ki      1934-08-08 ,   $ t 1254446
{"catalogNumber": "1254446", "order": "Asterales", "family": "", "scientificName": "Hieracium aurantiacum", "scientificNameAuthorship": "L.", "genus": "Hieracium", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Carl O. Grassl", "recordNumber": "6949", "verbatimEventDate": "1934-08-08", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "Iron", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "-88.33333", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}