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": ""}
  6B 982 ASTERALES /4   b/Z (L.) Scop.     united states   OCCASIONAL ON SANDY DRY SOIL 56  1252911 Z^     f]:3 JOHN V. FREUDENSTEIN 44.44314 Dy   T24N R3E SEC 25 ALONG EDGE OF GREEN LAKE, OFF COUNTY 21. x    Asteraceae [ni@   Cirsium aruense ]      ;W|8 1983-08-13   KQb michigan
{"catalogNumber": "1252911", "order": "Asterales", "family": "Asteraceae", "scientificName": "Cirsium arvense", "scientificNameAuthorship": "(L.) Scop.", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "John V. Freudenstein", "recordNumber": "982", "verbatimEventDate": "1983-08-13", "habitat": "Occasional on sandy dry soil", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "T24N R3E Sec 25 along edge of Green Lake, off County 21.", "decimalLatitude": "44.44314", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}