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": ""}
 1901-07-31 !      QJ??H nueva esparta vernonia rK-    Ci O.O. Miller & J.R. Johnston  254 z       [@J milleri   Venezuela O     ` el valle  UN(F7 1107874  Asterales   fW     YdZ ernonia milleri J. R. Johnst. g< 
{"catalogNumber": "1107874", "order": "Asterales", "family": "", "scientificName": "Vernonia milleri", "scientificNameAuthorship": "J. R. Johnst.", "genus": "Vernonia", "subgenus": "", "specificEpithet": "milleri", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "O.O. Miller & J.R. Johnston", "recordNumber": "254", "verbatimEventDate": "1901-07-31", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Venezuela", "stateProvince": "Nueva Esparta", "county": "", "municipality": "", "locality": "El Valle", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}