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": ""}
          o<ZG -83.115848      MITCHELLA "a tract of 120 acres of alternating sand ridges and shallow swales" f      c 1494     O]8 "wilderness ar boretum" ca. 14 miles nw of bad axe in sec. 7, hume township.    1952-09-27 om    
{"catalogNumber": "", "order": "", "family": "", "scientificName": "", "scientificNameAuthorship": "", "genus": "Mitchella", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "1494", "verbatimEventDate": "1952-09-27", "habitat": "", "occurrenceRemarks": "\"A tract of 120 acres of alternating sand ridges and shallow swales\"", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "\"Wilderness Arboretum\" ca. 14 miles NW of Bad Axe in sec. 7, Hume Township.", "decimalLatitude": "", "decimalLongitude": "-83.115848", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}