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": ""}
   `% 237  2 _TU Michigan   o  s 43.387409  6  7 mi. w-sw of saginaw.  yk l.   1982-08-21 NJL!-   jon v. freudenstein & thomas a. freuentein 1o;    = +Wtq Saginaw poales G  -84.140953 3O@   F3 H  EFFUSUS  juncaceae Ac   1336293 ]-|-6  juncus      t  IN RATHER DRY SANDY FIELD.   HS united states  w|2; juncus effusus
{"catalogNumber": "1336293", "order": "Poales", "family": "Juncaceae", "scientificName": "Juncus effusus", "scientificNameAuthorship": "L.", "genus": "Juncus", "subgenus": "", "specificEpithet": "effusus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "John V. Freudenstein & Thomas A. Freudenstein", "recordNumber": "237", "verbatimEventDate": "1982-08-21", "habitat": "In rather dry sandy field.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Saginaw", "municipality": "", "locality": "7 mi. W-SW of Saginaw.", "decimalLatitude": "43.387409", "decimalLongitude": "-84.140953", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}