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": ""}
  & croton    305 ET`   hernando EB    A 1/4 mi. s. citrus co. line n. of brooksville   var. ?    michauxii m* o9  euphorbiaceae j!      xepZJ JAMES W. HARDIN       
{"catalogNumber": "", "order": "", "family": "Euphorbiaceae", "scientificName": "", "scientificNameAuthorship": "", "genus": "Croton", "subgenus": "", "specificEpithet": "michauxii", "verbatimTaxonRank": "var.", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "James W. Hardin", "recordNumber": "305", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "Hernando", "municipality": "", "locality": "1/4 mi. s. Citrus Co. line n. of Brooksville", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}