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": ""}
 Zi&LI 1935-07-13  mlg + maculatum michigan tL KE     JW CALCAREOUS GRAVEL        RTqex 45.946043   nw. of st. ignace, <[p   b=5ch Hieracium  @9 mackinac   9ri sm.  U asterales  r united states   24807 sf #   asteraceae <H5   ? 1254791
{"catalogNumber": "1254791", "order": "Asterales", "family": "Asteraceae", "scientificName": "", "scientificNameAuthorship": "Sm.", "genus": "Hieracium", "subgenus": "", "specificEpithet": "maculatum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "24807", "verbatimEventDate": "1935-07-13", "habitat": "Calcareous gravel", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Mackinac", "municipality": "", "locality": "NW. of St. Ignace,", "decimalLatitude": "45.946043", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}