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": ""}
  AGv4 E. S. GeorgRe Reserve, old field   torr. ex hook. -a        .CW3= 1593172   1941-07-22 QS  ASTERALES *QDD[  longipilum /    Hieracium longipilum f  Michigan H|x%   f. n. hamerstrom jr. C      asteraceae =Z       LIVINGSTON  EK united states
{"catalogNumber": "1593172", "order": "Asterales", "family": "Asteraceae", "scientificName": "Hieracium longipilum", "scientificNameAuthorship": "Torr. ex Hook.", "genus": "", "subgenus": "", "specificEpithet": "longipilum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "F. N. Hamerstrom Jr.", "recordNumber": "", "verbatimEventDate": "1941-07-22", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Livingston", "municipality": "", "locality": "E. S. George Reserve, old field", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}